72184560

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{42967}}^1$

素因数の和:42990

約数の個数: 80

約数和(自身を含む): 255745536

約数和(自身を除く): 183560976

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, 168, 210, 240, 280, 336, 420, 560, 840, 1680, 42967, 85934, 128901, 171868, 214835, 257802, 300769, 343736, 429670, 515604, 601538, 644505, 687472, 859340, 902307, 1031208, 1203076, 1289010, 1503845, 1718680, 1804614, 2062416, 2406152, 2578020, 3007690, 3437360, 3609228, 4511535, 4812304, 5156040, 6015380, 7218456, 9023070, 10312080, 12030760, 14436912, 18046140, 24061520, 36092280, 72184560]

約数ペア:

[(1, 72184560), (2, 36092280), (3, 24061520), (4, 18046140), (5, 14436912), (6, 12030760), (7, 10312080), (8, 9023070), (10, 7218456), (12, 6015380), (14, 5156040), (15, 4812304), (16, 4511535), (20, 3609228), (21, 3437360), (24, 3007690), (28, 2578020), (30, 2406152), (35, 2062416), (40, 1804614), (42, 1718680), (48, 1503845), (56, 1289010), (60, 1203076), (70, 1031208), (80, 902307), (84, 859340), (105, 687472), (112, 644505), (120, 601538), (140, 515604), (168, 429670), (210, 343736), (240, 300769), (280, 257802), (336, 214835), (420, 171868), (560, 128901), (840, 85934), (1680, 42967)]