313770420

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{991}}^1\times {\mathrm{1759}}^1$

素因数の和:2765

約数の個数: 72

約数和(自身を含む): 953272320

約数和(自身を除く): 639501900

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 991, 1759, 1982, 2973, 3518, 3964, 4955, 5277, 5946, 7036, 8795, 8919, 9910, 10554, 11892, 14865, 15831, 17590, 17838, 19820, 21108, 26385, 29730, 31662, 35180, 35676, 44595, 52770, 59460, 63324, 79155, 89190, 105540, 158310, 178380, 316620, 1743169, 3486338, 5229507, 6972676, 8715845, 10459014, 15688521, 17431690, 20918028, 26147535, 31377042, 34863380, 52295070, 62754084, 78442605, 104590140, 156885210, 313770420]

約数ペア:

[(1, 313770420), (2, 156885210), (3, 104590140), (4, 78442605), (5, 62754084), (6, 52295070), (9, 34863380), (10, 31377042), (12, 26147535), (15, 20918028), (18, 17431690), (20, 15688521), (30, 10459014), (36, 8715845), (45, 6972676), (60, 5229507), (90, 3486338), (180, 1743169), (991, 316620), (1759, 178380), (1982, 158310), (2973, 105540), (3518, 89190), (3964, 79155), (4955, 63324), (5277, 59460), (5946, 52770), (7036, 44595), (8795, 35676), (8919, 35180), (9910, 31662), (10554, 29730), (11892, 26385), (14865, 21108), (15831, 19820), (17590, 17838)]