215737680

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{107}}^1\times {\mathrm{271}}^1$

素因数の和:425

約数の個数: 160

約数和(自身を含む): 699383808

約数和(自身を除く): 483646128

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 31, 40, 48, 60, 62, 80, 93, 107, 120, 124, 155, 186, 214, 240, 248, 271, 310, 321, 372, 428, 465, 496, 535, 542, 620, 642, 744, 813, 856, 930, 1070, 1084, 1240, 1284, 1355, 1488, 1605, 1626, 1712, 1860, 2140, 2168, 2480, 2568, 2710, 3210, 3252, 3317, 3720, 4065, 4280, 4336, 5136, 5420, 6420, 6504, 6634, 7440, 8130, 8401, 8560, 9951, 10840, 12840, 13008, 13268, 16260, 16585, 16802, 19902, 21680, 25203, 25680, 26536, 28997, 32520, 33170, 33604, 39804, 42005, 49755, 50406, 53072, 57994, 65040, 66340, 67208, 79608, 84010, 86991, 99510, 100812, 115988, 126015, 132680, 134416, 144985, 159216, 168020, 173982, 199020, 201624, 231976, 252030, 265360, 289970, 336040, 347964, 398040, 403248, 434955, 463952, 504060, 579940, 672080, 695928, 796080, 869910, 898907, 1008120, 1159880, 1391856, 1739820, 1797814, 2016240, 2319760, 2696721, 3479640, 3595628, 4494535, 5393442, 6959280, 7191256, 8989070, 10786884, 13483605, 14382512, 17978140, 21573768, 26967210, 35956280, 43147536, 53934420, 71912560, 107868840, 215737680]

約数ペア:

[(1, 215737680), (2, 107868840), (3, 71912560), (4, 53934420), (5, 43147536), (6, 35956280), (8, 26967210), (10, 21573768), (12, 17978140), (15, 14382512), (16, 13483605), (20, 10786884), (24, 8989070), (30, 7191256), (31, 6959280), (40, 5393442), (48, 4494535), (60, 3595628), (62, 3479640), (80, 2696721), (93, 2319760), (107, 2016240), (120, 1797814), (124, 1739820), (155, 1391856), (186, 1159880), (214, 1008120), (240, 898907), (248, 869910), (271, 796080), (310, 695928), (321, 672080), (372, 579940), (428, 504060), (465, 463952), (496, 434955), (535, 403248), (542, 398040), (620, 347964), (642, 336040), (744, 289970), (813, 265360), (856, 252030), (930, 231976), (1070, 201624), (1084, 199020), (1240, 173982), (1284, 168020), (1355, 159216), (1488, 144985), (1605, 134416), (1626, 132680), (1712, 126015), (1860, 115988), (2140, 100812), (2168, 99510), (2480, 86991), (2568, 84010), (2710, 79608), (3210, 67208), (3252, 66340), (3317, 65040), (3720, 57994), (4065, 53072), (4280, 50406), (4336, 49755), (5136, 42005), (5420, 39804), (6420, 33604), (6504, 33170), (6634, 32520), (7440, 28997), (8130, 26536), (8401, 25680), (8560, 25203), (9951, 21680), (10840, 19902), (12840, 16802), (13008, 16585), (13268, 16260)]