1540260

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{199}}^1$

素因数の和:257

約数の個数: 72

約数和(自身を含む): 4804800

約数和(自身を除く): 3264540

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 43, 45, 60, 86, 90, 129, 172, 180, 199, 215, 258, 387, 398, 430, 516, 597, 645, 774, 796, 860, 995, 1194, 1290, 1548, 1791, 1935, 1990, 2388, 2580, 2985, 3582, 3870, 3980, 5970, 7164, 7740, 8557, 8955, 11940, 17114, 17910, 25671, 34228, 35820, 42785, 51342, 77013, 85570, 102684, 128355, 154026, 171140, 256710, 308052, 385065, 513420, 770130, 1540260]

約数ペア:

[(1, 1540260), (2, 770130), (3, 513420), (4, 385065), (5, 308052), (6, 256710), (9, 171140), (10, 154026), (12, 128355), (15, 102684), (18, 85570), (20, 77013), (30, 51342), (36, 42785), (43, 35820), (45, 34228), (60, 25671), (86, 17910), (90, 17114), (129, 11940), (172, 8955), (180, 8557), (199, 7740), (215, 7164), (258, 5970), (387, 3980), (398, 3870), (430, 3582), (516, 2985), (597, 2580), (645, 2388), (774, 1990), (796, 1935), (860, 1791), (995, 1548), (1194, 1290)]