208489968

素因数分解:

$2^4\times 3^2\times {\mathrm{37}}^1\times {\mathrm{109}}^1\times {\mathrm{359}}^1$

素因数の和:519

約数の個数: 120

約数和(自身を含む): 606434400

約数和(自身を除く): 397944432

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 37, 48, 72, 74, 109, 111, 144, 148, 218, 222, 296, 327, 333, 359, 436, 444, 592, 654, 666, 718, 872, 888, 981, 1077, 1308, 1332, 1436, 1744, 1776, 1962, 2154, 2616, 2664, 2872, 3231, 3924, 4033, 4308, 5232, 5328, 5744, 6462, 7848, 8066, 8616, 12099, 12924, 13283, 15696, 16132, 17232, 24198, 25848, 26566, 32264, 36297, 39131, 39849, 48396, 51696, 53132, 64528, 72594, 78262, 79698, 96792, 106264, 117393, 119547, 145188, 156524, 159396, 193584, 212528, 234786, 239094, 290376, 313048, 318792, 352179, 469572, 478188, 580752, 626096, 637584, 704358, 939144, 956376, 1408716, 1447847, 1878288, 1912752, 2817432, 2895694, 4343541, 5634864, 5791388, 8687082, 11582776, 13030623, 17374164, 23165552, 26061246, 34748328, 52122492, 69496656, 104244984, 208489968]

約数ペア:

[(1, 208489968), (2, 104244984), (3, 69496656), (4, 52122492), (6, 34748328), (8, 26061246), (9, 23165552), (12, 17374164), (16, 13030623), (18, 11582776), (24, 8687082), (36, 5791388), (37, 5634864), (48, 4343541), (72, 2895694), (74, 2817432), (109, 1912752), (111, 1878288), (144, 1447847), (148, 1408716), (218, 956376), (222, 939144), (296, 704358), (327, 637584), (333, 626096), (359, 580752), (436, 478188), (444, 469572), (592, 352179), (654, 318792), (666, 313048), (718, 290376), (872, 239094), (888, 234786), (981, 212528), (1077, 193584), (1308, 159396), (1332, 156524), (1436, 145188), (1744, 119547), (1776, 117393), (1962, 106264), (2154, 96792), (2616, 79698), (2664, 78262), (2872, 72594), (3231, 64528), (3924, 53132), (4033, 51696), (4308, 48396), (5232, 39849), (5328, 39131), (5744, 36297), (6462, 32264), (7848, 26566), (8066, 25848), (8616, 24198), (12099, 17232), (12924, 16132), (13283, 15696)]