18142560

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{293}}^1$

素因数の和:357

約数の個数: 144

約数和(自身を含む): 63567504

約数和(自身を除く): 45424944

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 43, 45, 48, 60, 72, 80, 86, 90, 96, 120, 129, 144, 160, 172, 180, 215, 240, 258, 288, 293, 344, 360, 387, 430, 480, 516, 586, 645, 688, 720, 774, 860, 879, 1032, 1172, 1290, 1376, 1440, 1465, 1548, 1720, 1758, 1935, 2064, 2344, 2580, 2637, 2930, 3096, 3440, 3516, 3870, 4128, 4395, 4688, 5160, 5274, 5860, 6192, 6880, 7032, 7740, 8790, 9376, 10320, 10548, 11720, 12384, 12599, 13185, 14064, 15480, 17580, 20640, 21096, 23440, 25198, 26370, 28128, 30960, 35160, 37797, 42192, 46880, 50396, 52740, 61920, 62995, 70320, 75594, 84384, 100792, 105480, 113391, 125990, 140640, 151188, 188985, 201584, 210960, 226782, 251980, 302376, 377970, 403168, 421920, 453564, 503960, 566955, 604752, 755940, 907128, 1007920, 1133910, 1209504, 1511880, 1814256, 2015840, 2267820, 3023760, 3628512, 4535640, 6047520, 9071280, 18142560]

約数ペア:

[(1, 18142560), (2, 9071280), (3, 6047520), (4, 4535640), (5, 3628512), (6, 3023760), (8, 2267820), (9, 2015840), (10, 1814256), (12, 1511880), (15, 1209504), (16, 1133910), (18, 1007920), (20, 907128), (24, 755940), (30, 604752), (32, 566955), (36, 503960), (40, 453564), (43, 421920), (45, 403168), (48, 377970), (60, 302376), (72, 251980), (80, 226782), (86, 210960), (90, 201584), (96, 188985), (120, 151188), (129, 140640), (144, 125990), (160, 113391), (172, 105480), (180, 100792), (215, 84384), (240, 75594), (258, 70320), (288, 62995), (293, 61920), (344, 52740), (360, 50396), (387, 46880), (430, 42192), (480, 37797), (516, 35160), (586, 30960), (645, 28128), (688, 26370), (720, 25198), (774, 23440), (860, 21096), (879, 20640), (1032, 17580), (1172, 15480), (1290, 14064), (1376, 13185), (1440, 12599), (1465, 12384), (1548, 11720), (1720, 10548), (1758, 10320), (1935, 9376), (2064, 8790), (2344, 7740), (2580, 7032), (2637, 6880), (2930, 6192), (3096, 5860), (3440, 5274), (3516, 5160), (3870, 4688), (4128, 4395)]