89908140

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{53}}^1\times {\mathrm{577}}^1$

素因数の和:656

約数の個数: 144

約数和(自身を含む): 298886112

約数和(自身を除く): 208977972

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 49, 53, 60, 70, 84, 98, 105, 106, 140, 147, 159, 196, 210, 212, 245, 265, 294, 318, 371, 420, 490, 530, 577, 588, 636, 735, 742, 795, 980, 1060, 1113, 1154, 1470, 1484, 1590, 1731, 1855, 2226, 2308, 2597, 2885, 2940, 3180, 3462, 3710, 4039, 4452, 5194, 5565, 5770, 6924, 7420, 7791, 8078, 8655, 10388, 11130, 11540, 12117, 12985, 15582, 16156, 17310, 20195, 22260, 24234, 25970, 28273, 30581, 31164, 34620, 38955, 40390, 48468, 51940, 56546, 60585, 61162, 77910, 80780, 84819, 91743, 113092, 121170, 122324, 141365, 152905, 155820, 169638, 183486, 214067, 242340, 282730, 305810, 339276, 366972, 424095, 428134, 458715, 565460, 611620, 642201, 848190, 856268, 917430, 1070335, 1284402, 1498469, 1696380, 1834860, 2140670, 2568804, 2996938, 3211005, 4281340, 4495407, 5993876, 6422010, 7492345, 8990814, 12844020, 14984690, 17981628, 22477035, 29969380, 44954070, 89908140]

約数ペア:

[(1, 89908140), (2, 44954070), (3, 29969380), (4, 22477035), (5, 17981628), (6, 14984690), (7, 12844020), (10, 8990814), (12, 7492345), (14, 6422010), (15, 5993876), (20, 4495407), (21, 4281340), (28, 3211005), (30, 2996938), (35, 2568804), (42, 2140670), (49, 1834860), (53, 1696380), (60, 1498469), (70, 1284402), (84, 1070335), (98, 917430), (105, 856268), (106, 848190), (140, 642201), (147, 611620), (159, 565460), (196, 458715), (210, 428134), (212, 424095), (245, 366972), (265, 339276), (294, 305810), (318, 282730), (371, 242340), (420, 214067), (490, 183486), (530, 169638), (577, 155820), (588, 152905), (636, 141365), (735, 122324), (742, 121170), (795, 113092), (980, 91743), (1060, 84819), (1113, 80780), (1154, 77910), (1470, 61162), (1484, 60585), (1590, 56546), (1731, 51940), (1855, 48468), (2226, 40390), (2308, 38955), (2597, 34620), (2885, 31164), (2940, 30581), (3180, 28273), (3462, 25970), (3710, 24234), (4039, 22260), (4452, 20195), (5194, 17310), (5565, 16156), (5770, 15582), (6924, 12985), (7420, 12117), (7791, 11540), (8078, 11130), (8655, 10388)]