225352820

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{53}}^1\times {\mathrm{251}}^1$

素因数の和:342

約数の個数: 144

約数和(自身を含む): 608114304

約数和(自身を除く): 382761484

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 35, 44, 53, 55, 70, 77, 106, 110, 121, 140, 154, 212, 220, 242, 251, 265, 308, 371, 385, 484, 502, 530, 583, 605, 742, 770, 847, 1004, 1060, 1166, 1210, 1255, 1484, 1540, 1694, 1757, 1855, 2332, 2420, 2510, 2761, 2915, 3388, 3514, 3710, 4081, 4235, 5020, 5522, 5830, 6413, 7028, 7420, 8162, 8470, 8785, 11044, 11660, 12826, 13303, 13805, 16324, 16940, 17570, 19327, 20405, 25652, 26606, 27610, 30371, 32065, 35140, 38654, 40810, 44891, 53212, 55220, 60742, 64130, 66515, 77308, 81620, 89782, 93121, 96635, 121484, 128260, 133030, 146333, 151855, 179564, 186242, 193270, 212597, 224455, 266060, 292666, 303710, 372484, 386540, 425194, 448910, 465605, 585332, 607420, 731665, 850388, 897820, 931210, 1024331, 1062985, 1463330, 1609663, 1862420, 2048662, 2125970, 2926660, 3219326, 4097324, 4251940, 5121655, 6438652, 8048315, 10243310, 11267641, 16096630, 20486620, 22535282, 32193260, 45070564, 56338205, 112676410, 225352820]

約数ペア:

[(1, 225352820), (2, 112676410), (4, 56338205), (5, 45070564), (7, 32193260), (10, 22535282), (11, 20486620), (14, 16096630), (20, 11267641), (22, 10243310), (28, 8048315), (35, 6438652), (44, 5121655), (53, 4251940), (55, 4097324), (70, 3219326), (77, 2926660), (106, 2125970), (110, 2048662), (121, 1862420), (140, 1609663), (154, 1463330), (212, 1062985), (220, 1024331), (242, 931210), (251, 897820), (265, 850388), (308, 731665), (371, 607420), (385, 585332), (484, 465605), (502, 448910), (530, 425194), (583, 386540), (605, 372484), (742, 303710), (770, 292666), (847, 266060), (1004, 224455), (1060, 212597), (1166, 193270), (1210, 186242), (1255, 179564), (1484, 151855), (1540, 146333), (1694, 133030), (1757, 128260), (1855, 121484), (2332, 96635), (2420, 93121), (2510, 89782), (2761, 81620), (2915, 77308), (3388, 66515), (3514, 64130), (3710, 60742), (4081, 55220), (4235, 53212), (5020, 44891), (5522, 40810), (5830, 38654), (6413, 35140), (7028, 32065), (7420, 30371), (8162, 27610), (8470, 26606), (8785, 25652), (11044, 20405), (11660, 19327), (12826, 17570), (13303, 16940), (13805, 16324)]