72691440

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{139}}^1\times {\mathrm{2179}}^1$

素因数の和:2334

約数の個数: 80

約数和(自身を含む): 227068800

約数和(自身を除く): 154377360

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 139, 240, 278, 417, 556, 695, 834, 1112, 1390, 1668, 2085, 2179, 2224, 2780, 3336, 4170, 4358, 5560, 6537, 6672, 8340, 8716, 10895, 11120, 13074, 16680, 17432, 21790, 26148, 32685, 33360, 34864, 43580, 52296, 65370, 87160, 104592, 130740, 174320, 261480, 302881, 522960, 605762, 908643, 1211524, 1514405, 1817286, 2423048, 3028810, 3634572, 4543215, 4846096, 6057620, 7269144, 9086430, 12115240, 14538288, 18172860, 24230480, 36345720, 72691440]

約数ペア:

[(1, 72691440), (2, 36345720), (3, 24230480), (4, 18172860), (5, 14538288), (6, 12115240), (8, 9086430), (10, 7269144), (12, 6057620), (15, 4846096), (16, 4543215), (20, 3634572), (24, 3028810), (30, 2423048), (40, 1817286), (48, 1514405), (60, 1211524), (80, 908643), (120, 605762), (139, 522960), (240, 302881), (278, 261480), (417, 174320), (556, 130740), (695, 104592), (834, 87160), (1112, 65370), (1390, 52296), (1668, 43580), (2085, 34864), (2179, 33360), (2224, 32685), (2780, 26148), (3336, 21790), (4170, 17432), (4358, 16680), (5560, 13074), (6537, 11120), (6672, 10895), (8340, 8716)]