218109996

素因数分解:

$2^2\times 3^5\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{421}}^1$

素因数の和:494

約数の個数: 144

約数和(自身を含む): 632250528

約数和(自身を除く): 414140532

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 27, 36, 39, 41, 52, 54, 78, 81, 82, 108, 117, 123, 156, 162, 164, 234, 243, 246, 324, 351, 369, 421, 468, 486, 492, 533, 702, 738, 842, 972, 1053, 1066, 1107, 1263, 1404, 1476, 1599, 1684, 2106, 2132, 2214, 2526, 3159, 3198, 3321, 3789, 4212, 4428, 4797, 5052, 5473, 6318, 6396, 6642, 7578, 9594, 9963, 10946, 11367, 12636, 13284, 14391, 15156, 16419, 17261, 19188, 19926, 21892, 22734, 28782, 32838, 34101, 34522, 39852, 43173, 45468, 49257, 51783, 57564, 65676, 68202, 69044, 86346, 98514, 102303, 103566, 129519, 136404, 147771, 155349, 172692, 197028, 204606, 207132, 224393, 259038, 295542, 310698, 409212, 443313, 448786, 466047, 518076, 591084, 621396, 673179, 886626, 897572, 932094, 1329939, 1346358, 1398141, 1773252, 1864188, 2019537, 2659878, 2692716, 2796282, 4039074, 4194423, 5319756, 5592564, 6058611, 8078148, 8388846, 12117222, 16777692, 18175833, 24234444, 36351666, 54527499, 72703332, 109054998, 218109996]

約数ペア:

[(1, 218109996), (2, 109054998), (3, 72703332), (4, 54527499), (6, 36351666), (9, 24234444), (12, 18175833), (13, 16777692), (18, 12117222), (26, 8388846), (27, 8078148), (36, 6058611), (39, 5592564), (41, 5319756), (52, 4194423), (54, 4039074), (78, 2796282), (81, 2692716), (82, 2659878), (108, 2019537), (117, 1864188), (123, 1773252), (156, 1398141), (162, 1346358), (164, 1329939), (234, 932094), (243, 897572), (246, 886626), (324, 673179), (351, 621396), (369, 591084), (421, 518076), (468, 466047), (486, 448786), (492, 443313), (533, 409212), (702, 310698), (738, 295542), (842, 259038), (972, 224393), (1053, 207132), (1066, 204606), (1107, 197028), (1263, 172692), (1404, 155349), (1476, 147771), (1599, 136404), (1684, 129519), (2106, 103566), (2132, 102303), (2214, 98514), (2526, 86346), (3159, 69044), (3198, 68202), (3321, 65676), (3789, 57564), (4212, 51783), (4428, 49257), (4797, 45468), (5052, 43173), (5473, 39852), (6318, 34522), (6396, 34101), (6642, 32838), (7578, 28782), (9594, 22734), (9963, 21892), (10946, 19926), (11367, 19188), (12636, 17261), (13284, 16419), (14391, 15156)]