122480680

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{71}}^1\times {\mathrm{101}}^1$

素因数の和:251

約数の個数: 128

約数和(自身を含む): 327836160

約数和(自身を除く): 205355480

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 61, 70, 71, 101, 122, 140, 142, 202, 244, 280, 284, 305, 355, 404, 427, 488, 497, 505, 568, 610, 707, 710, 808, 854, 994, 1010, 1220, 1414, 1420, 1708, 1988, 2020, 2135, 2440, 2485, 2828, 2840, 3416, 3535, 3976, 4040, 4270, 4331, 4970, 5656, 6161, 7070, 7171, 8540, 8662, 9940, 12322, 14140, 14342, 17080, 17324, 19880, 21655, 24644, 28280, 28684, 30317, 30805, 34648, 35855, 43127, 43310, 49288, 50197, 57368, 60634, 61610, 71710, 86254, 86620, 100394, 121268, 123220, 143420, 151585, 172508, 173240, 200788, 215635, 242536, 246440, 250985, 286840, 303170, 345016, 401576, 431270, 437431, 501970, 606340, 862540, 874862, 1003940, 1212680, 1725080, 1749724, 2007880, 2187155, 3062017, 3499448, 4374310, 6124034, 8748620, 12248068, 15310085, 17497240, 24496136, 30620170, 61240340, 122480680]

約数ペア:

[(1, 122480680), (2, 61240340), (4, 30620170), (5, 24496136), (7, 17497240), (8, 15310085), (10, 12248068), (14, 8748620), (20, 6124034), (28, 4374310), (35, 3499448), (40, 3062017), (56, 2187155), (61, 2007880), (70, 1749724), (71, 1725080), (101, 1212680), (122, 1003940), (140, 874862), (142, 862540), (202, 606340), (244, 501970), (280, 437431), (284, 431270), (305, 401576), (355, 345016), (404, 303170), (427, 286840), (488, 250985), (497, 246440), (505, 242536), (568, 215635), (610, 200788), (707, 173240), (710, 172508), (808, 151585), (854, 143420), (994, 123220), (1010, 121268), (1220, 100394), (1414, 86620), (1420, 86254), (1708, 71710), (1988, 61610), (2020, 60634), (2135, 57368), (2440, 50197), (2485, 49288), (2828, 43310), (2840, 43127), (3416, 35855), (3535, 34648), (3976, 30805), (4040, 30317), (4270, 28684), (4331, 28280), (4970, 24644), (5656, 21655), (6161, 19880), (7070, 17324), (7171, 17080), (8540, 14342), (8662, 14140), (9940, 12322)]