161537280

素因数分解:

$2^8\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{59}}^1$

素因数の和:137

約数の個数: 288

約数和(自身を含む): 565125120

約数和(自身を除く): 403587840

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 23, 24, 30, 31, 32, 40, 46, 48, 59, 60, 62, 64, 69, 80, 92, 93, 96, 115, 118, 120, 124, 128, 138, 155, 160, 177, 184, 186, 192, 230, 236, 240, 248, 256, 276, 295, 310, 320, 345, 354, 368, 372, 384, 460, 465, 472, 480, 496, 552, 590, 620, 640, 690, 708, 713, 736, 744, 768, 885, 920, 930, 944, 960, 992, 1104, 1180, 1240, 1280, 1357, 1380, 1416, 1426, 1472, 1488, 1770, 1829, 1840, 1860, 1888, 1920, 1984, 2139, 2208, 2360, 2480, 2714, 2760, 2832, 2852, 2944, 2976, 3540, 3565, 3658, 3680, 3720, 3776, 3840, 3968, 4071, 4278, 4416, 4720, 4960, 5428, 5487, 5520, 5664, 5704, 5888, 5952, 6785, 7080, 7130, 7316, 7360, 7440, 7552, 7936, 8142, 8556, 8832, 9145, 9440, 9920, 10695, 10856, 10974, 11040, 11328, 11408, 11904, 13570, 14160, 14260, 14632, 14720, 14880, 15104, 16284, 17112, 17664, 18290, 18880, 19840, 20355, 21390, 21712, 21948, 22080, 22656, 22816, 23808, 27140, 27435, 28320, 28520, 29264, 29440, 29760, 32568, 34224, 36580, 37760, 39680, 40710, 42067, 42780, 43424, 43896, 44160, 45312, 45632, 54280, 54870, 56640, 57040, 58528, 59520, 65136, 68448, 73160, 75520, 81420, 84134, 85560, 86848, 87792, 88320, 91264, 108560, 109740, 113280, 114080, 117056, 119040, 126201, 130272, 136896, 146320, 162840, 168268, 171120, 173696, 175584, 182528, 210335, 217120, 219480, 226560, 228160, 234112, 252402, 260544, 273792, 292640, 325680, 336536, 342240, 347392, 351168, 420670, 434240, 438960, 456320, 468224, 504804, 521088, 547584, 585280, 631005, 651360, 673072, 684480, 702336, 841340, 868480, 877920, 912640, 1009608, 1042176, 1170560, 1262010, 1302720, 1346144, 1368960, 1404672, 1682680, 1736960, 1755840, 2019216, 2341120, 2524020, 2605440, 2692288, 2737920, 3365360, 3511680, 4038432, 5048040, 5210880, 5384576, 6730720, 7023360, 8076864, 10096080, 10769152, 13461440, 16153728, 20192160, 26922880, 32307456, 40384320, 53845760, 80768640, 161537280]

約数ペア:

[(1, 161537280), (2, 80768640), (3, 53845760), (4, 40384320), (5, 32307456), (6, 26922880), (8, 20192160), (10, 16153728), (12, 13461440), (15, 10769152), (16, 10096080), (20, 8076864), (23, 7023360), (24, 6730720), (30, 5384576), (31, 5210880), (32, 5048040), (40, 4038432), (46, 3511680), (48, 3365360), (59, 2737920), (60, 2692288), (62, 2605440), (64, 2524020), (69, 2341120), (80, 2019216), (92, 1755840), (93, 1736960), (96, 1682680), (115, 1404672), (118, 1368960), (120, 1346144), (124, 1302720), (128, 1262010), (138, 1170560), (155, 1042176), (160, 1009608), (177, 912640), (184, 877920), (186, 868480), (192, 841340), (230, 702336), (236, 684480), (240, 673072), (248, 651360), (256, 631005), (276, 585280), (295, 547584), (310, 521088), (320, 504804), (345, 468224), (354, 456320), (368, 438960), (372, 434240), (384, 420670), (460, 351168), (465, 347392), (472, 342240), (480, 336536), (496, 325680), (552, 292640), (590, 273792), (620, 260544), (640, 252402), (690, 234112), (708, 228160), (713, 226560), (736, 219480), (744, 217120), (768, 210335), (885, 182528), (920, 175584), (930, 173696), (944, 171120), (960, 168268), (992, 162840), (1104, 146320), (1180, 136896), (1240, 130272), (1280, 126201), (1357, 119040), (1380, 117056), (1416, 114080), (1426, 113280), (1472, 109740), (1488, 108560), (1770, 91264), (1829, 88320), (1840, 87792), (1860, 86848), (1888, 85560), (1920, 84134), (1984, 81420), (2139, 75520), (2208, 73160), (2360, 68448), (2480, 65136), (2714, 59520), (2760, 58528), (2832, 57040), (2852, 56640), (2944, 54870), (2976, 54280), (3540, 45632), (3565, 45312), (3658, 44160), (3680, 43896), (3720, 43424), (3776, 42780), (3840, 42067), (3968, 40710), (4071, 39680), (4278, 37760), (4416, 36580), (4720, 34224), (4960, 32568), (5428, 29760), (5487, 29440), (5520, 29264), (5664, 28520), (5704, 28320), (5888, 27435), (5952, 27140), (6785, 23808), (7080, 22816), (7130, 22656), (7316, 22080), (7360, 21948), (7440, 21712), (7552, 21390), (7936, 20355), (8142, 19840), (8556, 18880), (8832, 18290), (9145, 17664), (9440, 17112), (9920, 16284), (10695, 15104), (10856, 14880), (10974, 14720), (11040, 14632), (11328, 14260), (11408, 14160), (11904, 13570)]