620931570

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{53}}^1\times {\mathrm{1187}}^1$

素因数の和:1304

約数の個数: 128

約数和(自身を含む): 1773674496

約数和(自身を除く): 1152742926

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 47, 53, 70, 94, 105, 106, 141, 159, 210, 235, 265, 282, 318, 329, 371, 470, 530, 658, 705, 742, 795, 987, 1113, 1187, 1410, 1590, 1645, 1855, 1974, 2226, 2374, 2491, 3290, 3561, 3710, 4935, 4982, 5565, 5935, 7122, 7473, 8309, 9870, 11130, 11870, 12455, 14946, 16618, 17437, 17805, 24910, 24927, 34874, 35610, 37365, 41545, 49854, 52311, 55789, 62911, 74730, 83090, 87185, 104622, 111578, 124635, 125822, 167367, 174370, 188733, 249270, 261555, 278945, 314555, 334734, 377466, 390523, 440377, 523110, 557890, 629110, 781046, 836835, 880754, 943665, 1171569, 1321131, 1673670, 1887330, 1952615, 2201885, 2343138, 2642262, 2956817, 3905230, 4403770, 5857845, 5913634, 6605655, 8870451, 11715690, 13211310, 14784085, 17740902, 20697719, 29568170, 41395438, 44352255, 62093157, 88704510, 103488595, 124186314, 206977190, 310465785, 620931570]

約数ペア:

[(1, 620931570), (2, 310465785), (3, 206977190), (5, 124186314), (6, 103488595), (7, 88704510), (10, 62093157), (14, 44352255), (15, 41395438), (21, 29568170), (30, 20697719), (35, 17740902), (42, 14784085), (47, 13211310), (53, 11715690), (70, 8870451), (94, 6605655), (105, 5913634), (106, 5857845), (141, 4403770), (159, 3905230), (210, 2956817), (235, 2642262), (265, 2343138), (282, 2201885), (318, 1952615), (329, 1887330), (371, 1673670), (470, 1321131), (530, 1171569), (658, 943665), (705, 880754), (742, 836835), (795, 781046), (987, 629110), (1113, 557890), (1187, 523110), (1410, 440377), (1590, 390523), (1645, 377466), (1855, 334734), (1974, 314555), (2226, 278945), (2374, 261555), (2491, 249270), (3290, 188733), (3561, 174370), (3710, 167367), (4935, 125822), (4982, 124635), (5565, 111578), (5935, 104622), (7122, 87185), (7473, 83090), (8309, 74730), (9870, 62911), (11130, 55789), (11870, 52311), (12455, 49854), (14946, 41545), (16618, 37365), (17437, 35610), (17805, 34874), (24910, 24927)]