72922640

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{107}}^1\times {\mathrm{1217}}^1$

素因数の和:1344

約数の個数: 80

約数和(自身を含む): 195737472

約数和(自身を除く): 122814832

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 107, 112, 140, 214, 280, 428, 535, 560, 749, 856, 1070, 1217, 1498, 1712, 2140, 2434, 2996, 3745, 4280, 4868, 5992, 6085, 7490, 8519, 8560, 9736, 11984, 12170, 14980, 17038, 19472, 24340, 29960, 34076, 42595, 48680, 59920, 68152, 85190, 97360, 130219, 136304, 170380, 260438, 340760, 520876, 651095, 681520, 911533, 1041752, 1302190, 1823066, 2083504, 2604380, 3646132, 4557665, 5208760, 7292264, 9115330, 10417520, 14584528, 18230660, 36461320, 72922640]

約数ペア:

[(1, 72922640), (2, 36461320), (4, 18230660), (5, 14584528), (7, 10417520), (8, 9115330), (10, 7292264), (14, 5208760), (16, 4557665), (20, 3646132), (28, 2604380), (35, 2083504), (40, 1823066), (56, 1302190), (70, 1041752), (80, 911533), (107, 681520), (112, 651095), (140, 520876), (214, 340760), (280, 260438), (428, 170380), (535, 136304), (560, 130219), (749, 97360), (856, 85190), (1070, 68152), (1217, 59920), (1498, 48680), (1712, 42595), (2140, 34076), (2434, 29960), (2996, 24340), (3745, 19472), (4280, 17038), (4868, 14980), (5992, 12170), (6085, 11984), (7490, 9736), (8519, 8560)]