72421360

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{103}}^1$

素因数の和:191

約数の個数: 160

約数和(自身を含む): 200558592

約数和(自身を除く): 128137232

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 17, 20, 22, 34, 40, 44, 47, 55, 68, 80, 85, 88, 94, 103, 110, 136, 170, 176, 187, 188, 206, 220, 235, 272, 340, 374, 376, 412, 440, 470, 515, 517, 680, 748, 752, 799, 824, 880, 935, 940, 1030, 1034, 1133, 1360, 1496, 1598, 1648, 1751, 1870, 1880, 2060, 2068, 2266, 2585, 2992, 3196, 3502, 3740, 3760, 3995, 4120, 4136, 4532, 4841, 5170, 5665, 6392, 7004, 7480, 7990, 8240, 8272, 8755, 8789, 9064, 9682, 10340, 11330, 12784, 14008, 14960, 15980, 17510, 17578, 18128, 19261, 19364, 20680, 22660, 24205, 28016, 31960, 35020, 35156, 38522, 38728, 41360, 43945, 45320, 48410, 53251, 63920, 70040, 70312, 77044, 77456, 82297, 87890, 90640, 96305, 96820, 106502, 140080, 140624, 154088, 164594, 175780, 192610, 193640, 213004, 266255, 308176, 329188, 351560, 385220, 387280, 411485, 426008, 532510, 658376, 703120, 770440, 822970, 852016, 905267, 1065020, 1316752, 1540880, 1645940, 1810534, 2130040, 3291880, 3621068, 4260080, 4526335, 6583760, 7242136, 9052670, 14484272, 18105340, 36210680, 72421360]

約数ペア:

[(1, 72421360), (2, 36210680), (4, 18105340), (5, 14484272), (8, 9052670), (10, 7242136), (11, 6583760), (16, 4526335), (17, 4260080), (20, 3621068), (22, 3291880), (34, 2130040), (40, 1810534), (44, 1645940), (47, 1540880), (55, 1316752), (68, 1065020), (80, 905267), (85, 852016), (88, 822970), (94, 770440), (103, 703120), (110, 658376), (136, 532510), (170, 426008), (176, 411485), (187, 387280), (188, 385220), (206, 351560), (220, 329188), (235, 308176), (272, 266255), (340, 213004), (374, 193640), (376, 192610), (412, 175780), (440, 164594), (470, 154088), (515, 140624), (517, 140080), (680, 106502), (748, 96820), (752, 96305), (799, 90640), (824, 87890), (880, 82297), (935, 77456), (940, 77044), (1030, 70312), (1034, 70040), (1133, 63920), (1360, 53251), (1496, 48410), (1598, 45320), (1648, 43945), (1751, 41360), (1870, 38728), (1880, 38522), (2060, 35156), (2068, 35020), (2266, 31960), (2585, 28016), (2992, 24205), (3196, 22660), (3502, 20680), (3740, 19364), (3760, 19261), (3995, 18128), (4120, 17578), (4136, 17510), (4532, 15980), (4841, 14960), (5170, 14008), (5665, 12784), (6392, 11330), (7004, 10340), (7480, 9682), (7990, 9064), (8240, 8789), (8272, 8755)]