255250920

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{211}}^1\times {\mathrm{593}}^1$

素因数の和:835

約数の個数: 128

約数和(自身を含む): 816013440

約数和(自身を除く): 560762520

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 17, 20, 24, 30, 34, 40, 51, 60, 68, 85, 102, 120, 136, 170, 204, 211, 255, 340, 408, 422, 510, 593, 633, 680, 844, 1020, 1055, 1186, 1266, 1688, 1779, 2040, 2110, 2372, 2532, 2965, 3165, 3558, 3587, 4220, 4744, 5064, 5930, 6330, 7116, 7174, 8440, 8895, 10081, 10761, 11860, 12660, 14232, 14348, 17790, 17935, 20162, 21522, 23720, 25320, 28696, 30243, 35580, 35870, 40324, 43044, 50405, 53805, 60486, 71160, 71740, 80648, 86088, 100810, 107610, 120972, 125123, 143480, 151215, 201620, 215220, 241944, 250246, 302430, 375369, 403240, 430440, 500492, 604860, 625615, 750738, 1000984, 1209720, 1251230, 1501476, 1876845, 2127091, 2502460, 3002952, 3753690, 4254182, 5004920, 6381273, 7507380, 8508364, 10635455, 12762546, 15014760, 17016728, 21270910, 25525092, 31906365, 42541820, 51050184, 63812730, 85083640, 127625460, 255250920]

約数ペア:

[(1, 255250920), (2, 127625460), (3, 85083640), (4, 63812730), (5, 51050184), (6, 42541820), (8, 31906365), (10, 25525092), (12, 21270910), (15, 17016728), (17, 15014760), (20, 12762546), (24, 10635455), (30, 8508364), (34, 7507380), (40, 6381273), (51, 5004920), (60, 4254182), (68, 3753690), (85, 3002952), (102, 2502460), (120, 2127091), (136, 1876845), (170, 1501476), (204, 1251230), (211, 1209720), (255, 1000984), (340, 750738), (408, 625615), (422, 604860), (510, 500492), (593, 430440), (633, 403240), (680, 375369), (844, 302430), (1020, 250246), (1055, 241944), (1186, 215220), (1266, 201620), (1688, 151215), (1779, 143480), (2040, 125123), (2110, 120972), (2372, 107610), (2532, 100810), (2965, 86088), (3165, 80648), (3558, 71740), (3587, 71160), (4220, 60486), (4744, 53805), (5064, 50405), (5930, 43044), (6330, 40324), (7116, 35870), (7174, 35580), (8440, 30243), (8895, 28696), (10081, 25320), (10761, 23720), (11860, 21522), (12660, 20162), (14232, 17935), (14348, 17790)]