1490790

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{229}}^1$

素因数の和:277

約数の個数: 64

約数和(自身を含む): 4239360

約数和(自身を除く): 2748570

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 31, 35, 42, 62, 70, 93, 105, 155, 186, 210, 217, 229, 310, 434, 458, 465, 651, 687, 930, 1085, 1145, 1302, 1374, 1603, 2170, 2290, 3206, 3255, 3435, 4809, 6510, 6870, 7099, 8015, 9618, 14198, 16030, 21297, 24045, 35495, 42594, 48090, 49693, 70990, 99386, 106485, 149079, 212970, 248465, 298158, 496930, 745395, 1490790]

約数ペア:

[(1, 1490790), (2, 745395), (3, 496930), (5, 298158), (6, 248465), (7, 212970), (10, 149079), (14, 106485), (15, 99386), (21, 70990), (30, 49693), (31, 48090), (35, 42594), (42, 35495), (62, 24045), (70, 21297), (93, 16030), (105, 14198), (155, 9618), (186, 8015), (210, 7099), (217, 6870), (229, 6510), (310, 4809), (434, 3435), (458, 3255), (465, 3206), (651, 2290), (687, 2170), (930, 1603), (1085, 1374), (1145, 1302)]