180785520

素因数分解:

$2^4\times 3^4\times 5^1\times {\mathrm{23}}^1\times {\mathrm{1213}}^1$

素因数の和:1261

約数の個数: 200

約数和(自身を含む): 655734816

約数和(自身を除く): 474949296

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 23, 24, 27, 30, 36, 40, 45, 46, 48, 54, 60, 69, 72, 80, 81, 90, 92, 108, 115, 120, 135, 138, 144, 162, 180, 184, 207, 216, 230, 240, 270, 276, 324, 345, 360, 368, 405, 414, 432, 460, 540, 552, 621, 648, 690, 720, 810, 828, 920, 1035, 1080, 1104, 1213, 1242, 1296, 1380, 1620, 1656, 1840, 1863, 2070, 2160, 2426, 2484, 2760, 3105, 3240, 3312, 3639, 3726, 4140, 4852, 4968, 5520, 6065, 6210, 6480, 7278, 7452, 8280, 9315, 9704, 9936, 10917, 12130, 12420, 14556, 14904, 16560, 18195, 18630, 19408, 21834, 24260, 24840, 27899, 29112, 29808, 32751, 36390, 37260, 43668, 48520, 49680, 54585, 55798, 58224, 65502, 72780, 74520, 83697, 87336, 97040, 98253, 109170, 111596, 131004, 139495, 145560, 149040, 163755, 167394, 174672, 196506, 218340, 223192, 251091, 262008, 278990, 291120, 327510, 334788, 393012, 418485, 436680, 446384, 491265, 502182, 524016, 557980, 655020, 669576, 753273, 786024, 836970, 873360, 982530, 1004364, 1115960, 1255455, 1310040, 1339152, 1506546, 1572048, 1673940, 1965060, 2008728, 2231920, 2259819, 2510910, 2620080, 3013092, 3347880, 3766365, 3930120, 4017456, 4519638, 5021820, 6026184, 6695760, 7532730, 7860240, 9039276, 10043640, 11299095, 12052368, 15065460, 18078552, 20087280, 22598190, 30130920, 36157104, 45196380, 60261840, 90392760, 180785520]

約数ペア:

[(1, 180785520), (2, 90392760), (3, 60261840), (4, 45196380), (5, 36157104), (6, 30130920), (8, 22598190), (9, 20087280), (10, 18078552), (12, 15065460), (15, 12052368), (16, 11299095), (18, 10043640), (20, 9039276), (23, 7860240), (24, 7532730), (27, 6695760), (30, 6026184), (36, 5021820), (40, 4519638), (45, 4017456), (46, 3930120), (48, 3766365), (54, 3347880), (60, 3013092), (69, 2620080), (72, 2510910), (80, 2259819), (81, 2231920), (90, 2008728), (92, 1965060), (108, 1673940), (115, 1572048), (120, 1506546), (135, 1339152), (138, 1310040), (144, 1255455), (162, 1115960), (180, 1004364), (184, 982530), (207, 873360), (216, 836970), (230, 786024), (240, 753273), (270, 669576), (276, 655020), (324, 557980), (345, 524016), (360, 502182), (368, 491265), (405, 446384), (414, 436680), (432, 418485), (460, 393012), (540, 334788), (552, 327510), (621, 291120), (648, 278990), (690, 262008), (720, 251091), (810, 223192), (828, 218340), (920, 196506), (1035, 174672), (1080, 167394), (1104, 163755), (1213, 149040), (1242, 145560), (1296, 139495), (1380, 131004), (1620, 111596), (1656, 109170), (1840, 98253), (1863, 97040), (2070, 87336), (2160, 83697), (2426, 74520), (2484, 72780), (2760, 65502), (3105, 58224), (3240, 55798), (3312, 54585), (3639, 49680), (3726, 48520), (4140, 43668), (4852, 37260), (4968, 36390), (5520, 32751), (6065, 29808), (6210, 29112), (6480, 27899), (7278, 24840), (7452, 24260), (8280, 21834), (9315, 19408), (9704, 18630), (9936, 18195), (10917, 16560), (12130, 14904), (12420, 14556)]