206528280

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{4639}}^1$

素因数の和:4713

約数の個数: 128

約数和(自身を含む): 721612800

約数和(自身を除く): 515084520

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 53, 56, 60, 70, 84, 105, 106, 120, 140, 159, 168, 210, 212, 265, 280, 318, 371, 420, 424, 530, 636, 742, 795, 840, 1060, 1113, 1272, 1484, 1590, 1855, 2120, 2226, 2968, 3180, 3710, 4452, 4639, 5565, 6360, 7420, 8904, 9278, 11130, 13917, 14840, 18556, 22260, 23195, 27834, 32473, 37112, 44520, 46390, 55668, 64946, 69585, 92780, 97419, 111336, 129892, 139170, 162365, 185560, 194838, 245867, 259784, 278340, 324730, 389676, 487095, 491734, 556680, 649460, 737601, 779352, 974190, 983468, 1229335, 1298920, 1475202, 1721069, 1948380, 1966936, 2458670, 2950404, 3442138, 3688005, 3896760, 4917340, 5163207, 5900808, 6884276, 7376010, 8605345, 9834680, 10326414, 13768552, 14752020, 17210690, 20652828, 25816035, 29504040, 34421380, 41305656, 51632070, 68842760, 103264140, 206528280]

約数ペア:

[(1, 206528280), (2, 103264140), (3, 68842760), (4, 51632070), (5, 41305656), (6, 34421380), (7, 29504040), (8, 25816035), (10, 20652828), (12, 17210690), (14, 14752020), (15, 13768552), (20, 10326414), (21, 9834680), (24, 8605345), (28, 7376010), (30, 6884276), (35, 5900808), (40, 5163207), (42, 4917340), (53, 3896760), (56, 3688005), (60, 3442138), (70, 2950404), (84, 2458670), (105, 1966936), (106, 1948380), (120, 1721069), (140, 1475202), (159, 1298920), (168, 1229335), (210, 983468), (212, 974190), (265, 779352), (280, 737601), (318, 649460), (371, 556680), (420, 491734), (424, 487095), (530, 389676), (636, 324730), (742, 278340), (795, 259784), (840, 245867), (1060, 194838), (1113, 185560), (1272, 162365), (1484, 139170), (1590, 129892), (1855, 111336), (2120, 97419), (2226, 92780), (2968, 69585), (3180, 64946), (3710, 55668), (4452, 46390), (4639, 44520), (5565, 37112), (6360, 32473), (7420, 27834), (8904, 23195), (9278, 22260), (11130, 18556), (13917, 14840)]