221237856

素因数分解:

$2^5\times 3^2\times 7^1\times {\mathrm{109741}}^1$

素因数の和:109764

約数の個数: 72

約数和(自身を含む): 719029584

約数和(自身を除く): 497791728

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 28, 32, 36, 42, 48, 56, 63, 72, 84, 96, 112, 126, 144, 168, 224, 252, 288, 336, 504, 672, 1008, 2016, 109741, 219482, 329223, 438964, 658446, 768187, 877928, 987669, 1316892, 1536374, 1755856, 1975338, 2304561, 2633784, 3072748, 3511712, 3950676, 4609122, 5267568, 6145496, 6913683, 7901352, 9218244, 10535136, 12290992, 13827366, 15802704, 18436488, 24581984, 27654732, 31605408, 36872976, 55309464, 73745952, 110618928, 221237856]

約数ペア:

[(1, 221237856), (2, 110618928), (3, 73745952), (4, 55309464), (6, 36872976), (7, 31605408), (8, 27654732), (9, 24581984), (12, 18436488), (14, 15802704), (16, 13827366), (18, 12290992), (21, 10535136), (24, 9218244), (28, 7901352), (32, 6913683), (36, 6145496), (42, 5267568), (48, 4609122), (56, 3950676), (63, 3511712), (72, 3072748), (84, 2633784), (96, 2304561), (112, 1975338), (126, 1755856), (144, 1536374), (168, 1316892), (224, 987669), (252, 877928), (288, 768187), (336, 658446), (504, 438964), (672, 329223), (1008, 219482), (2016, 109741)]