1388730491640

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{226916747}}^1$

素因数の和:226916781

約数の個数: 96

約数和(自身を含む): 4778866712880

約数和(自身を除く): 3390136221240

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 17, 18, 20, 24, 30, 34, 36, 40, 45, 51, 60, 68, 72, 85, 90, 102, 120, 136, 153, 170, 180, 204, 255, 306, 340, 360, 408, 510, 612, 680, 765, 1020, 1224, 1530, 2040, 3060, 6120, 226916747, 453833494, 680750241, 907666988, 1134583735, 1361500482, 1815333976, 2042250723, 2269167470, 2723000964, 3403751205, 3857584699, 4084501446, 4538334940, 5446001928, 6807502410, 7715169398, 8169002892, 9076669880, 10211253615, 11572754097, 13615004820, 15430338796, 16338005784, 19287923495, 20422507230, 23145508194, 27230009640, 30860677592, 34718262291, 38575846990, 40845014460, 46291016388, 57863770485, 69436524582, 77151693980, 81690028920, 92582032776, 115727540970, 138873049164, 154303387960, 173591311455, 231455081940, 277746098328, 347182622910, 462910163880, 694365245820, 1388730491640]

約数ペア:

[(1, 1388730491640), (2, 694365245820), (3, 462910163880), (4, 347182622910), (5, 277746098328), (6, 231455081940), (8, 173591311455), (9, 154303387960), (10, 138873049164), (12, 115727540970), (15, 92582032776), (17, 81690028920), (18, 77151693980), (20, 69436524582), (24, 57863770485), (30, 46291016388), (34, 40845014460), (36, 38575846990), (40, 34718262291), (45, 30860677592), (51, 27230009640), (60, 23145508194), (68, 20422507230), (72, 19287923495), (85, 16338005784), (90, 15430338796), (102, 13615004820), (120, 11572754097), (136, 10211253615), (153, 9076669880), (170, 8169002892), (180, 7715169398), (204, 6807502410), (255, 5446001928), (306, 4538334940), (340, 4084501446), (360, 3857584699), (408, 3403751205), (510, 2723000964), (612, 2269167470), (680, 2042250723), (765, 1815333976), (1020, 1361500482), (1224, 1134583735), (1530, 907666988), (2040, 680750241), (3060, 453833494), (6120, 226916747)]