489256680

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{12781}}^1$

素因数の和:12835

約数の個数: 128

約数和(自身を含む): 1656547200

約数和(自身を除く): 1167290520

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 20, 22, 24, 29, 30, 33, 40, 44, 55, 58, 60, 66, 87, 88, 110, 116, 120, 132, 145, 165, 174, 220, 232, 264, 290, 319, 330, 348, 435, 440, 580, 638, 660, 696, 870, 957, 1160, 1276, 1320, 1595, 1740, 1914, 2552, 3190, 3480, 3828, 4785, 6380, 7656, 9570, 12760, 12781, 19140, 25562, 38280, 38343, 51124, 63905, 76686, 102248, 127810, 140591, 153372, 191715, 255620, 281182, 306744, 370649, 383430, 421773, 511240, 562364, 702955, 741298, 766860, 843546, 1111947, 1124728, 1405910, 1482596, 1533720, 1687092, 1853245, 2108865, 2223894, 2811820, 2965192, 3374184, 3706490, 4077139, 4217730, 4447788, 5559735, 5623640, 7412980, 8154278, 8435460, 8895576, 11119470, 12231417, 14825960, 16308556, 16870920, 20385695, 22238940, 24462834, 32617112, 40771390, 44477880, 48925668, 61157085, 81542780, 97851336, 122314170, 163085560, 244628340, 489256680]

約数ペア:

[(1, 489256680), (2, 244628340), (3, 163085560), (4, 122314170), (5, 97851336), (6, 81542780), (8, 61157085), (10, 48925668), (11, 44477880), (12, 40771390), (15, 32617112), (20, 24462834), (22, 22238940), (24, 20385695), (29, 16870920), (30, 16308556), (33, 14825960), (40, 12231417), (44, 11119470), (55, 8895576), (58, 8435460), (60, 8154278), (66, 7412980), (87, 5623640), (88, 5559735), (110, 4447788), (116, 4217730), (120, 4077139), (132, 3706490), (145, 3374184), (165, 2965192), (174, 2811820), (220, 2223894), (232, 2108865), (264, 1853245), (290, 1687092), (319, 1533720), (330, 1482596), (348, 1405910), (435, 1124728), (440, 1111947), (580, 843546), (638, 766860), (660, 741298), (696, 702955), (870, 562364), (957, 511240), (1160, 421773), (1276, 383430), (1320, 370649), (1595, 306744), (1740, 281182), (1914, 255620), (2552, 191715), (3190, 153372), (3480, 140591), (3828, 127810), (4785, 102248), (6380, 76686), (7656, 63905), (9570, 51124), (12760, 38343), (12781, 38280), (19140, 25562)]