256189536

素因数分解:

$2^5\times 3^2\times {\mathrm{223}}^1\times {\mathrm{3989}}^1$

素因数の和:4228

約数の個数: 72

約数和(自身を含む): 731989440

約数和(自身を除く): 475799904

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 72, 96, 144, 223, 288, 446, 669, 892, 1338, 1784, 2007, 2676, 3568, 3989, 4014, 5352, 7136, 7978, 8028, 10704, 11967, 15956, 16056, 21408, 23934, 31912, 32112, 35901, 47868, 63824, 64224, 71802, 95736, 127648, 143604, 191472, 287208, 382944, 574416, 889547, 1148832, 1779094, 2668641, 3558188, 5337282, 7116376, 8005923, 10674564, 14232752, 16011846, 21349128, 28465504, 32023692, 42698256, 64047384, 85396512, 128094768, 256189536]

約数ペア:

[(1, 256189536), (2, 128094768), (3, 85396512), (4, 64047384), (6, 42698256), (8, 32023692), (9, 28465504), (12, 21349128), (16, 16011846), (18, 14232752), (24, 10674564), (32, 8005923), (36, 7116376), (48, 5337282), (72, 3558188), (96, 2668641), (144, 1779094), (223, 1148832), (288, 889547), (446, 574416), (669, 382944), (892, 287208), (1338, 191472), (1784, 143604), (2007, 127648), (2676, 95736), (3568, 71802), (3989, 64224), (4014, 63824), (5352, 47868), (7136, 35901), (7978, 32112), (8028, 31912), (10704, 23934), (11967, 21408), (15956, 16056)]