40447260

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{683}}^1$

素因数の和:752

約数の個数: 144

約数和(自身を含む): 143410176

約数和(自身を除く): 102962916

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 47, 60, 63, 70, 84, 90, 94, 105, 126, 140, 141, 180, 188, 210, 235, 252, 282, 315, 329, 420, 423, 470, 564, 630, 658, 683, 705, 846, 940, 987, 1260, 1316, 1366, 1410, 1645, 1692, 1974, 2049, 2115, 2732, 2820, 2961, 3290, 3415, 3948, 4098, 4230, 4781, 4935, 5922, 6147, 6580, 6830, 8196, 8460, 9562, 9870, 10245, 11844, 12294, 13660, 14343, 14805, 19124, 19740, 20490, 23905, 24588, 28686, 29610, 30735, 32101, 40980, 43029, 47810, 57372, 59220, 61470, 64202, 71715, 86058, 95620, 96303, 122940, 128404, 143430, 160505, 172116, 192606, 215145, 224707, 286860, 288909, 321010, 385212, 430290, 449414, 481515, 577818, 642020, 674121, 860580, 898828, 963030, 1123535, 1155636, 1348242, 1444545, 1926060, 2022363, 2247070, 2696484, 2889090, 3370605, 4044726, 4494140, 5778180, 6741210, 8089452, 10111815, 13482420, 20223630, 40447260]

約数ペア:

[(1, 40447260), (2, 20223630), (3, 13482420), (4, 10111815), (5, 8089452), (6, 6741210), (7, 5778180), (9, 4494140), (10, 4044726), (12, 3370605), (14, 2889090), (15, 2696484), (18, 2247070), (20, 2022363), (21, 1926060), (28, 1444545), (30, 1348242), (35, 1155636), (36, 1123535), (42, 963030), (45, 898828), (47, 860580), (60, 674121), (63, 642020), (70, 577818), (84, 481515), (90, 449414), (94, 430290), (105, 385212), (126, 321010), (140, 288909), (141, 286860), (180, 224707), (188, 215145), (210, 192606), (235, 172116), (252, 160505), (282, 143430), (315, 128404), (329, 122940), (420, 96303), (423, 95620), (470, 86058), (564, 71715), (630, 64202), (658, 61470), (683, 59220), (705, 57372), (846, 47810), (940, 43029), (987, 40980), (1260, 32101), (1316, 30735), (1366, 29610), (1410, 28686), (1645, 24588), (1692, 23905), (1974, 20490), (2049, 19740), (2115, 19124), (2732, 14805), (2820, 14343), (2961, 13660), (3290, 12294), (3415, 11844), (3948, 10245), (4098, 9870), (4230, 9562), (4781, 8460), (4935, 8196), (5922, 6830), (6147, 6580)]