280307340

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{151}}^1\times {\mathrm{10313}}^1$

素因数の和:10479

約数の個数: 72

約数和(自身を含む): 855979488

約数和(自身を除く): 575672148

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 151, 180, 302, 453, 604, 755, 906, 1359, 1510, 1812, 2265, 2718, 3020, 4530, 5436, 6795, 9060, 10313, 13590, 20626, 27180, 30939, 41252, 51565, 61878, 92817, 103130, 123756, 154695, 185634, 206260, 309390, 371268, 464085, 618780, 928170, 1557263, 1856340, 3114526, 4671789, 6229052, 7786315, 9343578, 14015367, 15572630, 18687156, 23358945, 28030734, 31145260, 46717890, 56061468, 70076835, 93435780, 140153670, 280307340]

約数ペア:

[(1, 280307340), (2, 140153670), (3, 93435780), (4, 70076835), (5, 56061468), (6, 46717890), (9, 31145260), (10, 28030734), (12, 23358945), (15, 18687156), (18, 15572630), (20, 14015367), (30, 9343578), (36, 7786315), (45, 6229052), (60, 4671789), (90, 3114526), (151, 1856340), (180, 1557263), (302, 928170), (453, 618780), (604, 464085), (755, 371268), (906, 309390), (1359, 206260), (1510, 185634), (1812, 154695), (2265, 123756), (2718, 103130), (3020, 92817), (4530, 61878), (5436, 51565), (6795, 41252), (9060, 30939), (10313, 27180), (13590, 20626)]