221338416

素因数分解:

$2^4\times 3^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{7547}}^1$

素因数の和:7618

約数の個数: 80

約数和(自身を含む): 628959744

約数和(自身を除く): 407621328

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 39, 47, 48, 52, 78, 94, 104, 141, 156, 188, 208, 282, 312, 376, 564, 611, 624, 752, 1128, 1222, 1833, 2256, 2444, 3666, 4888, 7332, 7547, 9776, 14664, 15094, 22641, 29328, 30188, 45282, 60376, 90564, 98111, 120752, 181128, 196222, 294333, 354709, 362256, 392444, 588666, 709418, 784888, 1064127, 1177332, 1418836, 1569776, 2128254, 2354664, 2837672, 4256508, 4611217, 4709328, 5675344, 8513016, 9222434, 13833651, 17026032, 18444868, 27667302, 36889736, 55334604, 73779472, 110669208, 221338416]

約数ペア:

[(1, 221338416), (2, 110669208), (3, 73779472), (4, 55334604), (6, 36889736), (8, 27667302), (12, 18444868), (13, 17026032), (16, 13833651), (24, 9222434), (26, 8513016), (39, 5675344), (47, 4709328), (48, 4611217), (52, 4256508), (78, 2837672), (94, 2354664), (104, 2128254), (141, 1569776), (156, 1418836), (188, 1177332), (208, 1064127), (282, 784888), (312, 709418), (376, 588666), (564, 392444), (611, 362256), (624, 354709), (752, 294333), (1128, 196222), (1222, 181128), (1833, 120752), (2256, 98111), (2444, 90564), (3666, 60376), (4888, 45282), (7332, 30188), (7547, 29328), (9776, 22641), (14664, 15094)]