688661856

素因数分解:

$2^5\times 3^2\times {\mathrm{43}}^1\times {\mathrm{55609}}^1$

素因数の和:55668

約数の個数: 72

約数和(自身を含む): 2003961960

約数和(自身を除く): 1315300104

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 43, 48, 72, 86, 96, 129, 144, 172, 258, 288, 344, 387, 516, 688, 774, 1032, 1376, 1548, 2064, 3096, 4128, 6192, 12384, 55609, 111218, 166827, 222436, 333654, 444872, 500481, 667308, 889744, 1000962, 1334616, 1779488, 2001924, 2391187, 2669232, 4003848, 4782374, 5338464, 7173561, 8007696, 9564748, 14347122, 16015392, 19129496, 21520683, 28694244, 38258992, 43041366, 57388488, 76517984, 86082732, 114776976, 172165464, 229553952, 344330928, 688661856]

約数ペア:

[(1, 688661856), (2, 344330928), (3, 229553952), (4, 172165464), (6, 114776976), (8, 86082732), (9, 76517984), (12, 57388488), (16, 43041366), (18, 38258992), (24, 28694244), (32, 21520683), (36, 19129496), (43, 16015392), (48, 14347122), (72, 9564748), (86, 8007696), (96, 7173561), (129, 5338464), (144, 4782374), (172, 4003848), (258, 2669232), (288, 2391187), (344, 2001924), (387, 1779488), (516, 1334616), (688, 1000962), (774, 889744), (1032, 667308), (1376, 500481), (1548, 444872), (2064, 333654), (3096, 222436), (4128, 166827), (6192, 111218), (12384, 55609)]