218719410

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{113}}^1\times {\mathrm{709}}^1$

素因数の和:852

約数の個数: 128

約数和(自身を含む): 652700160

約数和(自身を除く): 433980750

約数列:

[1, 2, 3, 5, 6, 7, 10, 13, 14, 15, 21, 26, 30, 35, 39, 42, 65, 70, 78, 91, 105, 113, 130, 182, 195, 210, 226, 273, 339, 390, 455, 546, 565, 678, 709, 791, 910, 1130, 1365, 1418, 1469, 1582, 1695, 2127, 2373, 2730, 2938, 3390, 3545, 3955, 4254, 4407, 4746, 4963, 7090, 7345, 7910, 8814, 9217, 9926, 10283, 10635, 11865, 14690, 14889, 18434, 20566, 21270, 22035, 23730, 24815, 27651, 29778, 30849, 44070, 46085, 49630, 51415, 55302, 61698, 64519, 74445, 80117, 92170, 102830, 129038, 138255, 148890, 154245, 160234, 193557, 240351, 276510, 308490, 322595, 387114, 400585, 480702, 560819, 645190, 801170, 967785, 1041521, 1121638, 1201755, 1682457, 1935570, 2083042, 2403510, 2804095, 3124563, 3364914, 5207605, 5608190, 6249126, 7290647, 8412285, 10415210, 14581294, 15622815, 16824570, 21871941, 31245630, 36453235, 43743882, 72906470, 109359705, 218719410]

約数ペア:

[(1, 218719410), (2, 109359705), (3, 72906470), (5, 43743882), (6, 36453235), (7, 31245630), (10, 21871941), (13, 16824570), (14, 15622815), (15, 14581294), (21, 10415210), (26, 8412285), (30, 7290647), (35, 6249126), (39, 5608190), (42, 5207605), (65, 3364914), (70, 3124563), (78, 2804095), (91, 2403510), (105, 2083042), (113, 1935570), (130, 1682457), (182, 1201755), (195, 1121638), (210, 1041521), (226, 967785), (273, 801170), (339, 645190), (390, 560819), (455, 480702), (546, 400585), (565, 387114), (678, 322595), (709, 308490), (791, 276510), (910, 240351), (1130, 193557), (1365, 160234), (1418, 154245), (1469, 148890), (1582, 138255), (1695, 129038), (2127, 102830), (2373, 92170), (2730, 80117), (2938, 74445), (3390, 64519), (3545, 61698), (3955, 55302), (4254, 51415), (4407, 49630), (4746, 46085), (4963, 44070), (7090, 30849), (7345, 29778), (7910, 27651), (8814, 24815), (9217, 23730), (9926, 22035), (10283, 21270), (10635, 20566), (11865, 18434), (14690, 14889)]