221775528

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{127}}^1\times {\mathrm{193}}^1$

素因数の和:371

約数の個数: 128

約数和(自身を含む): 625766400

約数和(自身を除く): 403990872

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 24, 26, 29, 39, 52, 58, 78, 87, 104, 116, 127, 156, 174, 193, 232, 254, 312, 348, 377, 381, 386, 508, 579, 696, 754, 762, 772, 1016, 1131, 1158, 1508, 1524, 1544, 1651, 2262, 2316, 2509, 3016, 3048, 3302, 3683, 4524, 4632, 4953, 5018, 5597, 6604, 7366, 7527, 9048, 9906, 10036, 11049, 11194, 13208, 14732, 15054, 16791, 19812, 20072, 22098, 22388, 24511, 29464, 30108, 33582, 39624, 44196, 44776, 47879, 49022, 60216, 67164, 72761, 73533, 88392, 95758, 98044, 134328, 143637, 145522, 147066, 191516, 196088, 218283, 287274, 291044, 294132, 318643, 383032, 436566, 574548, 582088, 588264, 637286, 710819, 873132, 955929, 1149096, 1274572, 1421638, 1746264, 1911858, 2132457, 2549144, 2843276, 3823716, 4264914, 5686552, 7647432, 8529828, 9240647, 17059656, 18481294, 27721941, 36962588, 55443882, 73925176, 110887764, 221775528]

約数ペア:

[(1, 221775528), (2, 110887764), (3, 73925176), (4, 55443882), (6, 36962588), (8, 27721941), (12, 18481294), (13, 17059656), (24, 9240647), (26, 8529828), (29, 7647432), (39, 5686552), (52, 4264914), (58, 3823716), (78, 2843276), (87, 2549144), (104, 2132457), (116, 1911858), (127, 1746264), (156, 1421638), (174, 1274572), (193, 1149096), (232, 955929), (254, 873132), (312, 710819), (348, 637286), (377, 588264), (381, 582088), (386, 574548), (508, 436566), (579, 383032), (696, 318643), (754, 294132), (762, 291044), (772, 287274), (1016, 218283), (1131, 196088), (1158, 191516), (1508, 147066), (1524, 145522), (1544, 143637), (1651, 134328), (2262, 98044), (2316, 95758), (2509, 88392), (3016, 73533), (3048, 72761), (3302, 67164), (3683, 60216), (4524, 49022), (4632, 47879), (4953, 44776), (5018, 44196), (5597, 39624), (6604, 33582), (7366, 30108), (7527, 29464), (9048, 24511), (9906, 22388), (10036, 22098), (11049, 20072), (11194, 19812), (13208, 16791), (14732, 15054)]