28956241920

素因数分解:

$2^{12}\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{661}}^1$

素因数の和:747

約数の個数: 416

約数和(自身を含む): 99946450944

約数和(自身を除く): 70990209024

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 23, 24, 30, 31, 32, 40, 46, 48, 60, 62, 64, 69, 80, 92, 93, 96, 115, 120, 124, 128, 138, 155, 160, 184, 186, 192, 230, 240, 248, 256, 276, 310, 320, 345, 368, 372, 384, 460, 465, 480, 496, 512, 552, 620, 640, 661, 690, 713, 736, 744, 768, 920, 930, 960, 992, 1024, 1104, 1240, 1280, 1322, 1380, 1426, 1472, 1488, 1536, 1840, 1860, 1920, 1983, 1984, 2048, 2139, 2208, 2480, 2560, 2644, 2760, 2852, 2944, 2976, 3072, 3305, 3565, 3680, 3720, 3840, 3966, 3968, 4096, 4278, 4416, 4960, 5120, 5288, 5520, 5704, 5888, 5952, 6144, 6610, 7130, 7360, 7440, 7680, 7932, 7936, 8556, 8832, 9915, 9920, 10240, 10576, 10695, 11040, 11408, 11776, 11904, 12288, 13220, 14260, 14720, 14880, 15203, 15360, 15864, 15872, 17112, 17664, 19830, 19840, 20480, 20491, 21152, 21390, 22080, 22816, 23552, 23808, 26440, 28520, 29440, 29760, 30406, 30720, 31728, 31744, 34224, 35328, 39660, 39680, 40982, 42304, 42780, 44160, 45609, 45632, 47104, 47616, 52880, 57040, 58880, 59520, 60812, 61440, 61473, 63456, 63488, 68448, 70656, 76015, 79320, 79360, 81964, 84608, 85560, 88320, 91218, 91264, 94208, 95232, 102455, 105760, 114080, 117760, 119040, 121624, 122946, 126912, 126976, 136896, 141312, 152030, 158640, 158720, 163928, 169216, 171120, 176640, 182436, 182528, 190464, 204910, 211520, 228045, 228160, 235520, 238080, 243248, 245892, 253824, 273792, 282624, 304060, 307365, 317280, 317440, 327856, 338432, 342240, 353280, 364872, 365056, 380928, 409820, 423040, 456090, 456320, 471040, 471293, 476160, 486496, 491784, 507648, 547584, 608120, 614730, 634560, 634880, 655712, 676864, 684480, 706560, 729744, 730112, 819640, 846080, 912180, 912640, 942586, 952320, 972992, 983568, 1015296, 1095168, 1216240, 1229460, 1269120, 1311424, 1353728, 1368960, 1413120, 1413879, 1459488, 1460224, 1639280, 1692160, 1824360, 1825280, 1885172, 1904640, 1945984, 1967136, 2030592, 2190336, 2356465, 2432480, 2458920, 2538240, 2622848, 2707456, 2737920, 2827758, 2918976, 2920448, 3278560, 3384320, 3648720, 3650560, 3770344, 3891968, 3934272, 4061184, 4380672, 4712930, 4864960, 4917840, 5076480, 5245696, 5475840, 5655516, 5837952, 6557120, 6768640, 7069395, 7297440, 7301120, 7540688, 7783936, 7868544, 8122368, 8761344, 9425860, 9729920, 9835680, 10152960, 10491392, 10951680, 11311032, 11675904, 13114240, 13537280, 14138790, 14594880, 14602240, 15081376, 15567872, 15737088, 18851720, 19459840, 19671360, 20305920, 20982784, 21903360, 22622064, 23351808, 26228480, 28277580, 29189760, 30162752, 31135744, 31474176, 37703440, 38919680, 39342720, 40611840, 41965568, 43806720, 45244128, 46703616, 52456960, 56555160, 58379520, 60325504, 62271488, 62948352, 75406880, 77839360, 78685440, 83931136, 90488256, 93407232, 104913920, 113110320, 116759040, 120651008, 125896704, 150813760, 155678720, 157370880, 180976512, 186814464, 209827840, 226220640, 233518080, 241302016, 251793408, 301627520, 311357440, 314741760, 361953024, 419655680, 452441280, 467036160, 482604032, 603255040, 629483520, 723906048, 904882560, 934072320, 965208064, 1206510080, 1258967040, 1447812096, 1809765120, 1930416128, 2413020160, 2895624192, 3619530240, 4826040320, 5791248384, 7239060480, 9652080640, 14478120960, 28956241920]

約数ペア:

[(1, 28956241920), (2, 14478120960), (3, 9652080640), (4, 7239060480), (5, 5791248384), (6, 4826040320), (8, 3619530240), (10, 2895624192), (12, 2413020160), (15, 1930416128), (16, 1809765120), (20, 1447812096), (23, 1258967040), (24, 1206510080), (30, 965208064), (31, 934072320), (32, 904882560), (40, 723906048), (46, 629483520), (48, 603255040), (60, 482604032), (62, 467036160), (64, 452441280), (69, 419655680), (80, 361953024), (92, 314741760), (93, 311357440), (96, 301627520), (115, 251793408), (120, 241302016), (124, 233518080), (128, 226220640), (138, 209827840), (155, 186814464), (160, 180976512), (184, 157370880), (186, 155678720), (192, 150813760), (230, 125896704), (240, 120651008), (248, 116759040), (256, 113110320), (276, 104913920), (310, 93407232), (320, 90488256), (345, 83931136), (368, 78685440), (372, 77839360), (384, 75406880), (460, 62948352), (465, 62271488), (480, 60325504), (496, 58379520), (512, 56555160), (552, 52456960), (620, 46703616), (640, 45244128), (661, 43806720), (690, 41965568), (713, 40611840), (736, 39342720), (744, 38919680), (768, 37703440), (920, 31474176), (930, 31135744), (960, 30162752), (992, 29189760), (1024, 28277580), (1104, 26228480), (1240, 23351808), (1280, 22622064), (1322, 21903360), (1380, 20982784), (1426, 20305920), (1472, 19671360), (1488, 19459840), (1536, 18851720), (1840, 15737088), (1860, 15567872), (1920, 15081376), (1983, 14602240), (1984, 14594880), (2048, 14138790), (2139, 13537280), (2208, 13114240), (2480, 11675904), (2560, 11311032), (2644, 10951680), (2760, 10491392), (2852, 10152960), (2944, 9835680), (2976, 9729920), (3072, 9425860), (3305, 8761344), (3565, 8122368), (3680, 7868544), (3720, 7783936), (3840, 7540688), (3966, 7301120), (3968, 7297440), (4096, 7069395), (4278, 6768640), (4416, 6557120), (4960, 5837952), (5120, 5655516), (5288, 5475840), (5520, 5245696), (5704, 5076480), (5888, 4917840), (5952, 4864960), (6144, 4712930), (6610, 4380672), (7130, 4061184), (7360, 3934272), (7440, 3891968), (7680, 3770344), (7932, 3650560), (7936, 3648720), (8556, 3384320), (8832, 3278560), (9915, 2920448), (9920, 2918976), (10240, 2827758), (10576, 2737920), (10695, 2707456), (11040, 2622848), (11408, 2538240), (11776, 2458920), (11904, 2432480), (12288, 2356465), (13220, 2190336), (14260, 2030592), (14720, 1967136), (14880, 1945984), (15203, 1904640), (15360, 1885172), (15864, 1825280), (15872, 1824360), (17112, 1692160), (17664, 1639280), (19830, 1460224), (19840, 1459488), (20480, 1413879), (20491, 1413120), (21152, 1368960), (21390, 1353728), (22080, 1311424), (22816, 1269120), (23552, 1229460), (23808, 1216240), (26440, 1095168), (28520, 1015296), (29440, 983568), (29760, 972992), (30406, 952320), (30720, 942586), (31728, 912640), (31744, 912180), (34224, 846080), (35328, 819640), (39660, 730112), (39680, 729744), (40982, 706560), (42304, 684480), (42780, 676864), (44160, 655712), (45609, 634880), (45632, 634560), (47104, 614730), (47616, 608120), (52880, 547584), (57040, 507648), (58880, 491784), (59520, 486496), (60812, 476160), (61440, 471293), (61473, 471040), (63456, 456320), (63488, 456090), (68448, 423040), (70656, 409820), (76015, 380928), (79320, 365056), (79360, 364872), (81964, 353280), (84608, 342240), (85560, 338432), (88320, 327856), (91218, 317440), (91264, 317280), (94208, 307365), (95232, 304060), (102455, 282624), (105760, 273792), (114080, 253824), (117760, 245892), (119040, 243248), (121624, 238080), (122946, 235520), (126912, 228160), (126976, 228045), (136896, 211520), (141312, 204910), (152030, 190464), (158640, 182528), (158720, 182436), (163928, 176640), (169216, 171120)]