260821848

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{821}}^1$

素因数の和:929

約数の個数: 128

約数和(自身を含む): 782807040

約数和(自身を除く): 521985192

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 31, 42, 56, 61, 62, 84, 93, 122, 124, 168, 183, 186, 217, 244, 248, 366, 372, 427, 434, 488, 651, 732, 744, 821, 854, 868, 1281, 1302, 1464, 1642, 1708, 1736, 1891, 2463, 2562, 2604, 3284, 3416, 3782, 4926, 5124, 5208, 5673, 5747, 6568, 7564, 9852, 10248, 11346, 11494, 13237, 15128, 17241, 19704, 22692, 22988, 25451, 26474, 34482, 39711, 45384, 45976, 50081, 50902, 52948, 68964, 76353, 79422, 100162, 101804, 105896, 137928, 150243, 152706, 158844, 178157, 200324, 203608, 300486, 305412, 317688, 350567, 356314, 400648, 534471, 600972, 610824, 701134, 712628, 1051701, 1068942, 1201944, 1402268, 1425256, 1552511, 2103402, 2137884, 2804536, 3105022, 4206804, 4275768, 4657533, 6210044, 8413608, 9315066, 10867577, 12420088, 18630132, 21735154, 32602731, 37260264, 43470308, 65205462, 86940616, 130410924, 260821848]

約数ペア:

[(1, 260821848), (2, 130410924), (3, 86940616), (4, 65205462), (6, 43470308), (7, 37260264), (8, 32602731), (12, 21735154), (14, 18630132), (21, 12420088), (24, 10867577), (28, 9315066), (31, 8413608), (42, 6210044), (56, 4657533), (61, 4275768), (62, 4206804), (84, 3105022), (93, 2804536), (122, 2137884), (124, 2103402), (168, 1552511), (183, 1425256), (186, 1402268), (217, 1201944), (244, 1068942), (248, 1051701), (366, 712628), (372, 701134), (427, 610824), (434, 600972), (488, 534471), (651, 400648), (732, 356314), (744, 350567), (821, 317688), (854, 305412), (868, 300486), (1281, 203608), (1302, 200324), (1464, 178157), (1642, 158844), (1708, 152706), (1736, 150243), (1891, 137928), (2463, 105896), (2562, 101804), (2604, 100162), (3284, 79422), (3416, 76353), (3782, 68964), (4926, 52948), (5124, 50902), (5208, 50081), (5673, 45976), (5747, 45384), (6568, 39711), (7564, 34482), (9852, 26474), (10248, 25451), (11346, 22988), (11494, 22692), (13237, 19704), (15128, 17241)]