30241640

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{311}}^1$

素因数の和:363

約数の個数: 128

約数和(自身を含む): 84913920

約数和(自身を除く): 54672280

約数列:

[1, 2, 4, 5, 8, 10, 11, 13, 17, 20, 22, 26, 34, 40, 44, 52, 55, 65, 68, 85, 88, 104, 110, 130, 136, 143, 170, 187, 220, 221, 260, 286, 311, 340, 374, 440, 442, 520, 572, 622, 680, 715, 748, 884, 935, 1105, 1144, 1244, 1430, 1496, 1555, 1768, 1870, 2210, 2431, 2488, 2860, 3110, 3421, 3740, 4043, 4420, 4862, 5287, 5720, 6220, 6842, 7480, 8086, 8840, 9724, 10574, 12155, 12440, 13684, 16172, 17105, 19448, 20215, 21148, 24310, 26435, 27368, 32344, 34210, 40430, 42296, 44473, 48620, 52870, 58157, 68420, 68731, 80860, 88946, 97240, 105740, 116314, 136840, 137462, 161720, 177892, 211480, 222365, 232628, 274924, 290785, 343655, 355784, 444730, 465256, 549848, 581570, 687310, 756041, 889460, 1163140, 1374620, 1512082, 1778920, 2326280, 2749240, 3024164, 3780205, 6048328, 7560410, 15120820, 30241640]

約数ペア:

[(1, 30241640), (2, 15120820), (4, 7560410), (5, 6048328), (8, 3780205), (10, 3024164), (11, 2749240), (13, 2326280), (17, 1778920), (20, 1512082), (22, 1374620), (26, 1163140), (34, 889460), (40, 756041), (44, 687310), (52, 581570), (55, 549848), (65, 465256), (68, 444730), (85, 355784), (88, 343655), (104, 290785), (110, 274924), (130, 232628), (136, 222365), (143, 211480), (170, 177892), (187, 161720), (220, 137462), (221, 136840), (260, 116314), (286, 105740), (311, 97240), (340, 88946), (374, 80860), (440, 68731), (442, 68420), (520, 58157), (572, 52870), (622, 48620), (680, 44473), (715, 42296), (748, 40430), (884, 34210), (935, 32344), (1105, 27368), (1144, 26435), (1244, 24310), (1430, 21148), (1496, 20215), (1555, 19448), (1768, 17105), (1870, 16172), (2210, 13684), (2431, 12440), (2488, 12155), (2860, 10574), (3110, 9724), (3421, 8840), (3740, 8086), (4043, 7480), (4420, 6842), (4862, 6220), (5287, 5720)]