2783253780

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{498791}}^1$

素因数の和:498837

約数の個数: 72

約数和(自身を含む): 8714893824

約数和(自身を除く): 5931640044

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 31, 36, 45, 60, 62, 90, 93, 124, 155, 180, 186, 279, 310, 372, 465, 558, 620, 930, 1116, 1395, 1860, 2790, 5580, 498791, 997582, 1496373, 1995164, 2493955, 2992746, 4489119, 4987910, 5985492, 7481865, 8978238, 9975820, 14963730, 15462521, 17956476, 22445595, 29927460, 30925042, 44891190, 46387563, 61850084, 77312605, 89782380, 92775126, 139162689, 154625210, 185550252, 231937815, 278325378, 309250420, 463875630, 556650756, 695813445, 927751260, 1391626890, 2783253780]

約数ペア:

[(1, 2783253780), (2, 1391626890), (3, 927751260), (4, 695813445), (5, 556650756), (6, 463875630), (9, 309250420), (10, 278325378), (12, 231937815), (15, 185550252), (18, 154625210), (20, 139162689), (30, 92775126), (31, 89782380), (36, 77312605), (45, 61850084), (60, 46387563), (62, 44891190), (90, 30925042), (93, 29927460), (124, 22445595), (155, 17956476), (180, 15462521), (186, 14963730), (279, 9975820), (310, 8978238), (372, 7481865), (465, 5985492), (558, 4987910), (620, 4489119), (930, 2992746), (1116, 2493955), (1395, 1995164), (1860, 1496373), (2790, 997582), (5580, 498791)]