231240640

素因数分解:

$2^6\times 5^1\times {\mathrm{19}}^1\times {\mathrm{73}}^1\times {\mathrm{521}}^1$

素因数の和:630

約数の個数: 112

約数和(自身を含む): 588690720

約数和(自身を除く): 357450080

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 32, 38, 40, 64, 73, 76, 80, 95, 146, 152, 160, 190, 292, 304, 320, 365, 380, 521, 584, 608, 730, 760, 1042, 1168, 1216, 1387, 1460, 1520, 2084, 2336, 2605, 2774, 2920, 3040, 4168, 4672, 5210, 5548, 5840, 6080, 6935, 8336, 9899, 10420, 11096, 11680, 13870, 16672, 19798, 20840, 22192, 23360, 27740, 33344, 38033, 39596, 41680, 44384, 49495, 55480, 76066, 79192, 83360, 88768, 98990, 110960, 152132, 158384, 166720, 190165, 197980, 221920, 304264, 316768, 380330, 395960, 443840, 608528, 633536, 722627, 760660, 791920, 1217056, 1445254, 1521320, 1583840, 2434112, 2890508, 3042640, 3167680, 3613135, 5781016, 6085280, 7226270, 11562032, 12170560, 14452540, 23124064, 28905080, 46248128, 57810160, 115620320, 231240640]

約数ペア:

[(1, 231240640), (2, 115620320), (4, 57810160), (5, 46248128), (8, 28905080), (10, 23124064), (16, 14452540), (19, 12170560), (20, 11562032), (32, 7226270), (38, 6085280), (40, 5781016), (64, 3613135), (73, 3167680), (76, 3042640), (80, 2890508), (95, 2434112), (146, 1583840), (152, 1521320), (160, 1445254), (190, 1217056), (292, 791920), (304, 760660), (320, 722627), (365, 633536), (380, 608528), (521, 443840), (584, 395960), (608, 380330), (730, 316768), (760, 304264), (1042, 221920), (1168, 197980), (1216, 190165), (1387, 166720), (1460, 158384), (1520, 152132), (2084, 110960), (2336, 98990), (2605, 88768), (2774, 83360), (2920, 79192), (3040, 76066), (4168, 55480), (4672, 49495), (5210, 44384), (5548, 41680), (5840, 39596), (6080, 38033), (6935, 33344), (8336, 27740), (9899, 23360), (10420, 22192), (11096, 20840), (11680, 19798), (13870, 16672)]