289472820

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{53017}}^1$

素因数の和:53049

約数の個数: 96

約数和(自身を含む): 997586688

約数和(自身を除く): 708113868

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 13, 14, 15, 20, 21, 26, 28, 30, 35, 39, 42, 52, 60, 65, 70, 78, 84, 91, 105, 130, 140, 156, 182, 195, 210, 260, 273, 364, 390, 420, 455, 546, 780, 910, 1092, 1365, 1820, 2730, 5460, 53017, 106034, 159051, 212068, 265085, 318102, 371119, 530170, 636204, 689221, 742238, 795255, 1060340, 1113357, 1378442, 1484476, 1590510, 1855595, 2067663, 2226714, 2756884, 3181020, 3446105, 3711190, 4135326, 4453428, 4824547, 5566785, 6892210, 7422380, 8270652, 9649094, 10338315, 11133570, 13784420, 14473641, 19298188, 20676630, 22267140, 24122735, 28947282, 41353260, 48245470, 57894564, 72368205, 96490940, 144736410, 289472820]

約数ペア:

[(1, 289472820), (2, 144736410), (3, 96490940), (4, 72368205), (5, 57894564), (6, 48245470), (7, 41353260), (10, 28947282), (12, 24122735), (13, 22267140), (14, 20676630), (15, 19298188), (20, 14473641), (21, 13784420), (26, 11133570), (28, 10338315), (30, 9649094), (35, 8270652), (39, 7422380), (42, 6892210), (52, 5566785), (60, 4824547), (65, 4453428), (70, 4135326), (78, 3711190), (84, 3446105), (91, 3181020), (105, 2756884), (130, 2226714), (140, 2067663), (156, 1855595), (182, 1590510), (195, 1484476), (210, 1378442), (260, 1113357), (273, 1060340), (364, 795255), (390, 742238), (420, 689221), (455, 636204), (546, 530170), (780, 371119), (910, 318102), (1092, 265085), (1365, 212068), (1820, 159051), (2730, 106034), (5460, 53017)]