405642564

素因数分解:

$2^2\times 3^2\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{79}}^1\times {\mathrm{107}}^1$

素因数の和:270

約数の個数: 144

約数和(自身を含む): 1107025920

約数和(自身を除く): 701383356

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 31, 36, 43, 62, 79, 86, 93, 107, 124, 129, 158, 172, 186, 214, 237, 258, 279, 316, 321, 372, 387, 428, 474, 516, 558, 642, 711, 774, 948, 963, 1116, 1284, 1333, 1422, 1548, 1926, 2449, 2666, 2844, 3317, 3397, 3852, 3999, 4601, 4898, 5332, 6634, 6794, 7347, 7998, 8453, 9202, 9796, 9951, 10191, 11997, 13268, 13588, 13803, 14694, 15996, 16906, 18404, 19902, 20382, 22041, 23994, 25359, 27606, 29388, 29853, 30573, 33812, 39804, 40764, 41409, 44082, 47988, 50718, 55212, 59706, 61146, 76077, 82818, 88164, 101436, 105307, 119412, 122292, 142631, 152154, 165636, 210614, 262043, 285262, 304308, 315921, 363479, 421228, 427893, 524086, 570524, 631842, 726958, 786129, 855786, 947763, 1048172, 1090437, 1263684, 1283679, 1453916, 1572258, 1711572, 1895526, 2180874, 2358387, 2567358, 3144516, 3271311, 3791052, 4361748, 4716774, 5134716, 6542622, 9433548, 11267849, 13085244, 22535698, 33803547, 45071396, 67607094, 101410641, 135214188, 202821282, 405642564]

約数ペア:

[(1, 405642564), (2, 202821282), (3, 135214188), (4, 101410641), (6, 67607094), (9, 45071396), (12, 33803547), (18, 22535698), (31, 13085244), (36, 11267849), (43, 9433548), (62, 6542622), (79, 5134716), (86, 4716774), (93, 4361748), (107, 3791052), (124, 3271311), (129, 3144516), (158, 2567358), (172, 2358387), (186, 2180874), (214, 1895526), (237, 1711572), (258, 1572258), (279, 1453916), (316, 1283679), (321, 1263684), (372, 1090437), (387, 1048172), (428, 947763), (474, 855786), (516, 786129), (558, 726958), (642, 631842), (711, 570524), (774, 524086), (948, 427893), (963, 421228), (1116, 363479), (1284, 315921), (1333, 304308), (1422, 285262), (1548, 262043), (1926, 210614), (2449, 165636), (2666, 152154), (2844, 142631), (3317, 122292), (3397, 119412), (3852, 105307), (3999, 101436), (4601, 88164), (4898, 82818), (5332, 76077), (6634, 61146), (6794, 59706), (7347, 55212), (7998, 50718), (8453, 47988), (9202, 44082), (9796, 41409), (9951, 40764), (10191, 39804), (11997, 33812), (13268, 30573), (13588, 29853), (13803, 29388), (14694, 27606), (15996, 25359), (16906, 23994), (18404, 22041), (19902, 20382)]