218925840

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{151}}^1\times {\mathrm{863}}^1$

素因数の和:1037

約数の個数: 160

約数和(自身を含む): 781664256

約数和(自身を除く): 562738416

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 35, 40, 42, 48, 56, 60, 70, 80, 84, 105, 112, 120, 140, 151, 168, 210, 240, 280, 302, 336, 420, 453, 560, 604, 755, 840, 863, 906, 1057, 1208, 1510, 1680, 1726, 1812, 2114, 2265, 2416, 2589, 3020, 3171, 3452, 3624, 4228, 4315, 4530, 5178, 5285, 6040, 6041, 6342, 6904, 7248, 8456, 8630, 9060, 10356, 10570, 12080, 12082, 12684, 12945, 13808, 15855, 16912, 17260, 18120, 18123, 20712, 21140, 24164, 25368, 25890, 30205, 31710, 34520, 36240, 36246, 41424, 42280, 48328, 50736, 51780, 60410, 63420, 69040, 72492, 84560, 90615, 96656, 103560, 120820, 126840, 130313, 144984, 181230, 207120, 241640, 253680, 260626, 289968, 362460, 390939, 483280, 521252, 651565, 724920, 781878, 912191, 1042504, 1303130, 1449840, 1563756, 1824382, 1954695, 2085008, 2606260, 2736573, 3127512, 3648764, 3909390, 4560955, 5212520, 5473146, 6255024, 7297528, 7818780, 9121910, 10425040, 10946292, 13682865, 14595056, 15637560, 18243820, 21892584, 27365730, 31275120, 36487640, 43785168, 54731460, 72975280, 109462920, 218925840]

約数ペア:

[(1, 218925840), (2, 109462920), (3, 72975280), (4, 54731460), (5, 43785168), (6, 36487640), (7, 31275120), (8, 27365730), (10, 21892584), (12, 18243820), (14, 15637560), (15, 14595056), (16, 13682865), (20, 10946292), (21, 10425040), (24, 9121910), (28, 7818780), (30, 7297528), (35, 6255024), (40, 5473146), (42, 5212520), (48, 4560955), (56, 3909390), (60, 3648764), (70, 3127512), (80, 2736573), (84, 2606260), (105, 2085008), (112, 1954695), (120, 1824382), (140, 1563756), (151, 1449840), (168, 1303130), (210, 1042504), (240, 912191), (280, 781878), (302, 724920), (336, 651565), (420, 521252), (453, 483280), (560, 390939), (604, 362460), (755, 289968), (840, 260626), (863, 253680), (906, 241640), (1057, 207120), (1208, 181230), (1510, 144984), (1680, 130313), (1726, 126840), (1812, 120820), (2114, 103560), (2265, 96656), (2416, 90615), (2589, 84560), (3020, 72492), (3171, 69040), (3452, 63420), (3624, 60410), (4228, 51780), (4315, 50736), (4530, 48328), (5178, 42280), (5285, 41424), (6040, 36246), (6041, 36240), (6342, 34520), (6904, 31710), (7248, 30205), (8456, 25890), (8630, 25368), (9060, 24164), (10356, 21140), (10570, 20712), (12080, 18123), (12082, 18120), (12684, 17260), (12945, 16912), (13808, 15855)]