39881455360

素因数分解:

$2^8\times 5^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{89}}^1\times {\mathrm{491}}^1$

素因数の和:655

約数の個数: 288

約数和(自身を含む): 104265584640

約数和(自身を除く): 64384129280

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 31, 32, 40, 46, 62, 64, 80, 89, 92, 115, 124, 128, 155, 160, 178, 184, 230, 248, 256, 310, 320, 356, 368, 445, 460, 491, 496, 620, 640, 712, 713, 736, 890, 920, 982, 992, 1240, 1280, 1424, 1426, 1472, 1780, 1840, 1964, 1984, 2047, 2455, 2480, 2759, 2848, 2852, 2944, 3560, 3565, 3680, 3928, 3968, 4094, 4910, 4960, 5518, 5696, 5704, 5888, 7120, 7130, 7360, 7856, 7936, 8188, 9820, 9920, 10235, 11036, 11293, 11392, 11408, 13795, 14240, 14260, 14720, 15221, 15712, 16376, 19640, 19840, 20470, 22072, 22586, 22784, 22816, 27590, 28480, 28520, 29440, 30442, 31424, 32752, 39280, 39680, 40940, 43699, 44144, 45172, 45632, 55180, 56465, 56960, 57040, 60884, 62848, 63457, 65504, 76105, 78560, 81880, 87398, 88288, 90344, 91264, 110360, 112930, 113920, 114080, 121768, 125696, 126914, 131008, 152210, 157120, 163760, 174796, 176576, 180688, 182528, 218495, 220720, 225860, 228160, 243536, 253828, 262016, 304420, 314240, 317285, 327520, 349592, 350083, 353152, 361376, 436990, 441440, 451720, 456320, 487072, 507656, 524032, 608840, 628480, 634570, 655040, 699184, 700166, 706304, 722752, 873980, 882880, 903440, 912640, 974144, 1005077, 1015312, 1217680, 1269140, 1310080, 1354669, 1398368, 1400332, 1445504, 1747960, 1750415, 1765760, 1806880, 1948288, 2010154, 2030624, 2435360, 2538280, 2620160, 2709338, 2796736, 2800664, 2891008, 3495920, 3500830, 3531520, 3613760, 3896576, 4020308, 4061248, 4870720, 5025385, 5076560, 5418676, 5593472, 5601328, 6773345, 6991840, 7001660, 7227520, 8040616, 8122496, 9741440, 10050770, 10153120, 10837352, 11186944, 11202656, 13546690, 13983680, 14003320, 14455040, 16081232, 16244992, 19482880, 20101540, 20306240, 21674704, 22405312, 27093380, 27967360, 28006640, 31157387, 32162464, 40203080, 40612480, 43349408, 44810624, 54186760, 55934720, 56013280, 62314774, 64324928, 80406160, 81224960, 86698816, 89621248, 108373520, 112026560, 124629548, 128649856, 155786935, 160812320, 173397632, 216747040, 224053120, 249259096, 257299712, 311573870, 321624640, 346795264, 433494080, 448106240, 498518192, 623147740, 643249280, 866988160, 997036384, 1246295480, 1286498560, 1733976320, 1994072768, 2492590960, 3988145536, 4985181920, 7976291072, 9970363840, 19940727680, 39881455360]

約数ペア:

[(1, 39881455360), (2, 19940727680), (4, 9970363840), (5, 7976291072), (8, 4985181920), (10, 3988145536), (16, 2492590960), (20, 1994072768), (23, 1733976320), (31, 1286498560), (32, 1246295480), (40, 997036384), (46, 866988160), (62, 643249280), (64, 623147740), (80, 498518192), (89, 448106240), (92, 433494080), (115, 346795264), (124, 321624640), (128, 311573870), (155, 257299712), (160, 249259096), (178, 224053120), (184, 216747040), (230, 173397632), (248, 160812320), (256, 155786935), (310, 128649856), (320, 124629548), (356, 112026560), (368, 108373520), (445, 89621248), (460, 86698816), (491, 81224960), (496, 80406160), (620, 64324928), (640, 62314774), (712, 56013280), (713, 55934720), (736, 54186760), (890, 44810624), (920, 43349408), (982, 40612480), (992, 40203080), (1240, 32162464), (1280, 31157387), (1424, 28006640), (1426, 27967360), (1472, 27093380), (1780, 22405312), (1840, 21674704), (1964, 20306240), (1984, 20101540), (2047, 19482880), (2455, 16244992), (2480, 16081232), (2759, 14455040), (2848, 14003320), (2852, 13983680), (2944, 13546690), (3560, 11202656), (3565, 11186944), (3680, 10837352), (3928, 10153120), (3968, 10050770), (4094, 9741440), (4910, 8122496), (4960, 8040616), (5518, 7227520), (5696, 7001660), (5704, 6991840), (5888, 6773345), (7120, 5601328), (7130, 5593472), (7360, 5418676), (7856, 5076560), (7936, 5025385), (8188, 4870720), (9820, 4061248), (9920, 4020308), (10235, 3896576), (11036, 3613760), (11293, 3531520), (11392, 3500830), (11408, 3495920), (13795, 2891008), (14240, 2800664), (14260, 2796736), (14720, 2709338), (15221, 2620160), (15712, 2538280), (16376, 2435360), (19640, 2030624), (19840, 2010154), (20470, 1948288), (22072, 1806880), (22586, 1765760), (22784, 1750415), (22816, 1747960), (27590, 1445504), (28480, 1400332), (28520, 1398368), (29440, 1354669), (30442, 1310080), (31424, 1269140), (32752, 1217680), (39280, 1015312), (39680, 1005077), (40940, 974144), (43699, 912640), (44144, 903440), (45172, 882880), (45632, 873980), (55180, 722752), (56465, 706304), (56960, 700166), (57040, 699184), (60884, 655040), (62848, 634570), (63457, 628480), (65504, 608840), (76105, 524032), (78560, 507656), (81880, 487072), (87398, 456320), (88288, 451720), (90344, 441440), (91264, 436990), (110360, 361376), (112930, 353152), (113920, 350083), (114080, 349592), (121768, 327520), (125696, 317285), (126914, 314240), (131008, 304420), (152210, 262016), (157120, 253828), (163760, 243536), (174796, 228160), (176576, 225860), (180688, 220720), (182528, 218495)]