289380

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1$

素因数の和:85

約数の個数: 96

約数和(自身を含む): 1016064

約数和(自身を除く): 726684

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 13, 14, 15, 20, 21, 26, 28, 30, 35, 39, 42, 52, 53, 60, 65, 70, 78, 84, 91, 105, 106, 130, 140, 156, 159, 182, 195, 210, 212, 260, 265, 273, 318, 364, 371, 390, 420, 455, 530, 546, 636, 689, 742, 780, 795, 910, 1060, 1092, 1113, 1365, 1378, 1484, 1590, 1820, 1855, 2067, 2226, 2730, 2756, 3180, 3445, 3710, 4134, 4452, 4823, 5460, 5565, 6890, 7420, 8268, 9646, 10335, 11130, 13780, 14469, 19292, 20670, 22260, 24115, 28938, 41340, 48230, 57876, 72345, 96460, 144690, 289380]

約数ペア:

[(1, 289380), (2, 144690), (3, 96460), (4, 72345), (5, 57876), (6, 48230), (7, 41340), (10, 28938), (12, 24115), (13, 22260), (14, 20670), (15, 19292), (20, 14469), (21, 13780), (26, 11130), (28, 10335), (30, 9646), (35, 8268), (39, 7420), (42, 6890), (52, 5565), (53, 5460), (60, 4823), (65, 4452), (70, 4134), (78, 3710), (84, 3445), (91, 3180), (105, 2756), (106, 2730), (130, 2226), (140, 2067), (156, 1855), (159, 1820), (182, 1590), (195, 1484), (210, 1378), (212, 1365), (260, 1113), (265, 1092), (273, 1060), (318, 910), (364, 795), (371, 780), (390, 742), (420, 689), (455, 636), (530, 546)]