128811384

素因数分解:

$2^3\times 3^6\times {\mathrm{13}}^1\times {\mathrm{1699}}^1$

素因数の和:1736

約数の個数: 112

約数和(自身を含む): 390201000

約数和(自身を除く): 261389616

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 18, 24, 26, 27, 36, 39, 52, 54, 72, 78, 81, 104, 108, 117, 156, 162, 216, 234, 243, 312, 324, 351, 468, 486, 648, 702, 729, 936, 972, 1053, 1404, 1458, 1699, 1944, 2106, 2808, 2916, 3159, 3398, 4212, 5097, 5832, 6318, 6796, 8424, 9477, 10194, 12636, 13592, 15291, 18954, 20388, 22087, 25272, 30582, 37908, 40776, 44174, 45873, 61164, 66261, 75816, 88348, 91746, 122328, 132522, 137619, 176696, 183492, 198783, 265044, 275238, 366984, 397566, 412857, 530088, 550476, 596349, 795132, 825714, 1100952, 1192698, 1238571, 1590264, 1651428, 1789047, 2385396, 2477142, 3302856, 3578094, 4770792, 4954284, 5367141, 7156188, 9908568, 10734282, 14312376, 16101423, 21468564, 32202846, 42937128, 64405692, 128811384]

約数ペア:

[(1, 128811384), (2, 64405692), (3, 42937128), (4, 32202846), (6, 21468564), (8, 16101423), (9, 14312376), (12, 10734282), (13, 9908568), (18, 7156188), (24, 5367141), (26, 4954284), (27, 4770792), (36, 3578094), (39, 3302856), (52, 2477142), (54, 2385396), (72, 1789047), (78, 1651428), (81, 1590264), (104, 1238571), (108, 1192698), (117, 1100952), (156, 825714), (162, 795132), (216, 596349), (234, 550476), (243, 530088), (312, 412857), (324, 397566), (351, 366984), (468, 275238), (486, 265044), (648, 198783), (702, 183492), (729, 176696), (936, 137619), (972, 132522), (1053, 122328), (1404, 91746), (1458, 88348), (1699, 75816), (1944, 66261), (2106, 61164), (2808, 45873), (2916, 44174), (3159, 40776), (3398, 37908), (4212, 30582), (5097, 25272), (5832, 22087), (6318, 20388), (6796, 18954), (8424, 15291), (9477, 13592), (10194, 12636)]