266223720

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{557}}^1\times {\mathrm{569}}^1$

素因数の和:1147

約数の個数: 128

約数和(自身を含む): 916012800

約数和(自身を除く): 649789080

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 105, 120, 140, 168, 210, 280, 420, 557, 569, 840, 1114, 1138, 1671, 1707, 2228, 2276, 2785, 2845, 3342, 3414, 3899, 3983, 4456, 4552, 5570, 5690, 6684, 6828, 7798, 7966, 8355, 8535, 11140, 11380, 11697, 11949, 13368, 13656, 15596, 15932, 16710, 17070, 19495, 19915, 22280, 22760, 23394, 23898, 31192, 31864, 33420, 34140, 38990, 39830, 46788, 47796, 58485, 59745, 66840, 68280, 77980, 79660, 93576, 95592, 116970, 119490, 155960, 159320, 233940, 238980, 316933, 467880, 477960, 633866, 950799, 1267732, 1584665, 1901598, 2218531, 2535464, 3169330, 3803196, 4437062, 4753995, 6338660, 6655593, 7606392, 8874124, 9507990, 11092655, 12677320, 13311186, 17748248, 19015980, 22185310, 26622372, 33277965, 38031960, 44370620, 53244744, 66555930, 88741240, 133111860, 266223720]

約数ペア:

[(1, 266223720), (2, 133111860), (3, 88741240), (4, 66555930), (5, 53244744), (6, 44370620), (7, 38031960), (8, 33277965), (10, 26622372), (12, 22185310), (14, 19015980), (15, 17748248), (20, 13311186), (21, 12677320), (24, 11092655), (28, 9507990), (30, 8874124), (35, 7606392), (40, 6655593), (42, 6338660), (56, 4753995), (60, 4437062), (70, 3803196), (84, 3169330), (105, 2535464), (120, 2218531), (140, 1901598), (168, 1584665), (210, 1267732), (280, 950799), (420, 633866), (557, 477960), (569, 467880), (840, 316933), (1114, 238980), (1138, 233940), (1671, 159320), (1707, 155960), (2228, 119490), (2276, 116970), (2785, 95592), (2845, 93576), (3342, 79660), (3414, 77980), (3899, 68280), (3983, 66840), (4456, 59745), (4552, 58485), (5570, 47796), (5690, 46788), (6684, 39830), (6828, 38990), (7798, 34140), (7966, 33420), (8355, 31864), (8535, 31192), (11140, 23898), (11380, 23394), (11697, 22760), (11949, 22280), (13368, 19915), (13656, 19495), (15596, 17070), (15932, 16710)]