331521736

素因数分解:

$2^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{41}}^1\times {\mathrm{383}}^1$

素因数の和:479

約数の個数: 128

約数和(自身を含む): 812851200

約数和(自身を除く): 481329464

約数列:

[1, 2, 4, 7, 8, 13, 14, 26, 28, 29, 41, 52, 56, 58, 82, 91, 104, 116, 164, 182, 203, 232, 287, 328, 364, 377, 383, 406, 533, 574, 728, 754, 766, 812, 1066, 1148, 1189, 1508, 1532, 1624, 2132, 2296, 2378, 2639, 2681, 3016, 3064, 3731, 4264, 4756, 4979, 5278, 5362, 7462, 8323, 9512, 9958, 10556, 10724, 11107, 14924, 15457, 15703, 16646, 19916, 21112, 21448, 22214, 29848, 30914, 31406, 33292, 34853, 39832, 44428, 61828, 62812, 66584, 69706, 77749, 88856, 108199, 109921, 123656, 125624, 139412, 144391, 155498, 204139, 216398, 219842, 278824, 288782, 310996, 408278, 432796, 439684, 455387, 577564, 621992, 816556, 865592, 879368, 910774, 1010737, 1155128, 1428973, 1633112, 1821548, 2021474, 2857946, 3187709, 3643096, 4042948, 5715892, 5920031, 6375418, 8085896, 11431784, 11840062, 12750836, 23680124, 25501672, 41440217, 47360248, 82880434, 165760868, 331521736]

約数ペア:

[(1, 331521736), (2, 165760868), (4, 82880434), (7, 47360248), (8, 41440217), (13, 25501672), (14, 23680124), (26, 12750836), (28, 11840062), (29, 11431784), (41, 8085896), (52, 6375418), (56, 5920031), (58, 5715892), (82, 4042948), (91, 3643096), (104, 3187709), (116, 2857946), (164, 2021474), (182, 1821548), (203, 1633112), (232, 1428973), (287, 1155128), (328, 1010737), (364, 910774), (377, 879368), (383, 865592), (406, 816556), (533, 621992), (574, 577564), (728, 455387), (754, 439684), (766, 432796), (812, 408278), (1066, 310996), (1148, 288782), (1189, 278824), (1508, 219842), (1532, 216398), (1624, 204139), (2132, 155498), (2296, 144391), (2378, 139412), (2639, 125624), (2681, 123656), (3016, 109921), (3064, 108199), (3731, 88856), (4264, 77749), (4756, 69706), (4979, 66584), (5278, 62812), (5362, 61828), (7462, 44428), (8323, 39832), (9512, 34853), (9958, 33292), (10556, 31406), (10724, 30914), (11107, 29848), (14924, 22214), (15457, 21448), (15703, 21112), (16646, 19916)]