1290801540

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{79}}^1\times {\mathrm{38903}}^1$

素因数の和:39001

約数の個数: 96

約数和(自身を含む): 4182958080

約数和(自身を除く): 2892156540

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 79, 84, 105, 140, 158, 210, 237, 316, 395, 420, 474, 553, 790, 948, 1106, 1185, 1580, 1659, 2212, 2370, 2765, 3318, 4740, 5530, 6636, 8295, 11060, 16590, 33180, 38903, 77806, 116709, 155612, 194515, 233418, 272321, 389030, 466836, 544642, 583545, 778060, 816963, 1089284, 1167090, 1361605, 1633926, 2334180, 2723210, 3073337, 3267852, 4084815, 5446420, 6146674, 8169630, 9220011, 12293348, 15366685, 16339260, 18440022, 21513359, 30733370, 36880044, 43026718, 46100055, 61466740, 64540077, 86053436, 92200110, 107566795, 129080154, 184400220, 215133590, 258160308, 322700385, 430267180, 645400770, 1290801540]

約数ペア:

[(1, 1290801540), (2, 645400770), (3, 430267180), (4, 322700385), (5, 258160308), (6, 215133590), (7, 184400220), (10, 129080154), (12, 107566795), (14, 92200110), (15, 86053436), (20, 64540077), (21, 61466740), (28, 46100055), (30, 43026718), (35, 36880044), (42, 30733370), (60, 21513359), (70, 18440022), (79, 16339260), (84, 15366685), (105, 12293348), (140, 9220011), (158, 8169630), (210, 6146674), (237, 5446420), (316, 4084815), (395, 3267852), (420, 3073337), (474, 2723210), (553, 2334180), (790, 1633926), (948, 1361605), (1106, 1167090), (1185, 1089284), (1580, 816963), (1659, 778060), (2212, 583545), (2370, 544642), (2765, 466836), (3318, 389030), (4740, 272321), (5530, 233418), (6636, 194515), (8295, 155612), (11060, 116709), (16590, 77806), (33180, 38903)]