277366960

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{167}}^1\times {\mathrm{1597}}^1$

素因数の和:1790

約数の個数: 80

約数和(自身を含む): 699080256

約数和(自身を除く): 421713296

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 130, 167, 208, 260, 334, 520, 668, 835, 1040, 1336, 1597, 1670, 2171, 2672, 3194, 3340, 4342, 6388, 6680, 7985, 8684, 10855, 12776, 13360, 15970, 17368, 20761, 21710, 25552, 31940, 34736, 41522, 43420, 63880, 83044, 86840, 103805, 127760, 166088, 173680, 207610, 266699, 332176, 415220, 533398, 830440, 1066796, 1333495, 1660880, 2133592, 2666990, 3467087, 4267184, 5333980, 6934174, 10667960, 13868348, 17335435, 21335920, 27736696, 34670870, 55473392, 69341740, 138683480, 277366960]

約数ペア:

[(1, 277366960), (2, 138683480), (4, 69341740), (5, 55473392), (8, 34670870), (10, 27736696), (13, 21335920), (16, 17335435), (20, 13868348), (26, 10667960), (40, 6934174), (52, 5333980), (65, 4267184), (80, 3467087), (104, 2666990), (130, 2133592), (167, 1660880), (208, 1333495), (260, 1066796), (334, 830440), (520, 533398), (668, 415220), (835, 332176), (1040, 266699), (1336, 207610), (1597, 173680), (1670, 166088), (2171, 127760), (2672, 103805), (3194, 86840), (3340, 83044), (4342, 63880), (6388, 43420), (6680, 41522), (7985, 34736), (8684, 31940), (10855, 25552), (12776, 21710), (13360, 20761), (15970, 17368)]