7905045780

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{101}}^1\times {\mathrm{434821}}^1$

素因数の和:434937

約数の個数: 72

約数和(自身を含む): 24216106824

約数和(自身を除く): 16311061044

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 101, 180, 202, 303, 404, 505, 606, 909, 1010, 1212, 1515, 1818, 2020, 3030, 3636, 4545, 6060, 9090, 18180, 434821, 869642, 1304463, 1739284, 2174105, 2608926, 3913389, 4348210, 5217852, 6522315, 7826778, 8696420, 13044630, 15653556, 19566945, 26089260, 39133890, 43916921, 78267780, 87833842, 131750763, 175667684, 219584605, 263501526, 395252289, 439169210, 527003052, 658753815, 790504578, 878338420, 1317507630, 1581009156, 1976261445, 2635015260, 3952522890, 7905045780]

約数ペア:

[(1, 7905045780), (2, 3952522890), (3, 2635015260), (4, 1976261445), (5, 1581009156), (6, 1317507630), (9, 878338420), (10, 790504578), (12, 658753815), (15, 527003052), (18, 439169210), (20, 395252289), (30, 263501526), (36, 219584605), (45, 175667684), (60, 131750763), (90, 87833842), (101, 78267780), (180, 43916921), (202, 39133890), (303, 26089260), (404, 19566945), (505, 15653556), (606, 13044630), (909, 8696420), (1010, 7826778), (1212, 6522315), (1515, 5217852), (1818, 4348210), (2020, 3913389), (3030, 2608926), (3636, 2174105), (4545, 1739284), (6060, 1304463), (9090, 869642), (18180, 434821)]