720763740

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{1283}}^1\times {\mathrm{3121}}^1$

素因数の和:4419

約数の個数: 72

約数和(自身を含む): 2188721808

約数和(自身を除く): 1467958068

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 1283, 2566, 3121, 3849, 5132, 6242, 6415, 7698, 9363, 11547, 12484, 12830, 15396, 15605, 18726, 19245, 23094, 25660, 28089, 31210, 37452, 38490, 46188, 46815, 56178, 57735, 62420, 76980, 93630, 112356, 115470, 140445, 187260, 230940, 280890, 561780, 4004243, 8008486, 12012729, 16016972, 20021215, 24025458, 36038187, 40042430, 48050916, 60063645, 72076374, 80084860, 120127290, 144152748, 180190935, 240254580, 360381870, 720763740]

約数ペア:

[(1, 720763740), (2, 360381870), (3, 240254580), (4, 180190935), (5, 144152748), (6, 120127290), (9, 80084860), (10, 72076374), (12, 60063645), (15, 48050916), (18, 40042430), (20, 36038187), (30, 24025458), (36, 20021215), (45, 16016972), (60, 12012729), (90, 8008486), (180, 4004243), (1283, 561780), (2566, 280890), (3121, 230940), (3849, 187260), (5132, 140445), (6242, 115470), (6415, 112356), (7698, 93630), (9363, 76980), (11547, 62420), (12484, 57735), (12830, 56178), (15396, 46815), (15605, 46188), (18726, 38490), (19245, 37452), (23094, 31210), (25660, 28089)]