306073540

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^2\times {\mathrm{31}}^1\times {\mathrm{587}}^1$

素因数の和:685

約数の個数: 72

約数和(自身を含む): 688326912

約数和(自身を除く): 382253372

約数列:

[1, 2, 4, 5, 10, 20, 29, 31, 58, 62, 116, 124, 145, 155, 290, 310, 580, 587, 620, 841, 899, 1174, 1682, 1798, 2348, 2935, 3364, 3596, 4205, 4495, 5870, 8410, 8990, 11740, 16820, 17023, 17980, 18197, 26071, 34046, 36394, 52142, 68092, 72788, 85115, 90985, 104284, 130355, 170230, 181970, 260710, 340460, 363940, 493667, 521420, 527713, 987334, 1055426, 1974668, 2110852, 2468335, 2638565, 4936670, 5277130, 9873340, 10554260, 15303677, 30607354, 61214708, 76518385, 153036770, 306073540]

約数ペア:

[(1, 306073540), (2, 153036770), (4, 76518385), (5, 61214708), (10, 30607354), (20, 15303677), (29, 10554260), (31, 9873340), (58, 5277130), (62, 4936670), (116, 2638565), (124, 2468335), (145, 2110852), (155, 1974668), (290, 1055426), (310, 987334), (580, 527713), (587, 521420), (620, 493667), (841, 363940), (899, 340460), (1174, 260710), (1682, 181970), (1798, 170230), (2348, 130355), (2935, 104284), (3364, 90985), (3596, 85115), (4205, 72788), (4495, 68092), (5870, 52142), (8410, 36394), (8990, 34046), (11740, 26071), (16820, 18197), (17023, 17980)]