281559408

素因数分解:

$2^4\times 3^1\times {\mathrm{13}}^2\times {\mathrm{61}}^1\times {\mathrm{569}}^1$

素因数の和:667

約数の個数: 120

約数和(自身を含む): 801935280

約数和(自身を除く): 520375872

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 39, 48, 52, 61, 78, 104, 122, 156, 169, 183, 208, 244, 312, 338, 366, 488, 507, 569, 624, 676, 732, 793, 976, 1014, 1138, 1352, 1464, 1586, 1707, 2028, 2276, 2379, 2704, 2928, 3172, 3414, 4056, 4552, 4758, 6344, 6828, 7397, 8112, 9104, 9516, 10309, 12688, 13656, 14794, 19032, 20618, 22191, 27312, 29588, 30927, 34709, 38064, 41236, 44382, 59176, 61854, 69418, 82472, 88764, 96161, 104127, 118352, 123708, 138836, 164944, 177528, 192322, 208254, 247416, 277672, 288483, 355056, 384644, 416508, 451217, 494832, 555344, 576966, 769288, 833016, 902434, 1153932, 1353651, 1538576, 1666032, 1804868, 2307864, 2707302, 3609736, 4615728, 5414604, 5865821, 7219472, 10829208, 11731642, 17597463, 21658416, 23463284, 35194926, 46926568, 70389852, 93853136, 140779704, 281559408]

約数ペア:

[(1, 281559408), (2, 140779704), (3, 93853136), (4, 70389852), (6, 46926568), (8, 35194926), (12, 23463284), (13, 21658416), (16, 17597463), (24, 11731642), (26, 10829208), (39, 7219472), (48, 5865821), (52, 5414604), (61, 4615728), (78, 3609736), (104, 2707302), (122, 2307864), (156, 1804868), (169, 1666032), (183, 1538576), (208, 1353651), (244, 1153932), (312, 902434), (338, 833016), (366, 769288), (488, 576966), (507, 555344), (569, 494832), (624, 451217), (676, 416508), (732, 384644), (793, 355056), (976, 288483), (1014, 277672), (1138, 247416), (1352, 208254), (1464, 192322), (1586, 177528), (1707, 164944), (2028, 138836), (2276, 123708), (2379, 118352), (2704, 104127), (2928, 96161), (3172, 88764), (3414, 82472), (4056, 69418), (4552, 61854), (4758, 59176), (6344, 44382), (6828, 41236), (7397, 38064), (8112, 34709), (9104, 30927), (9516, 29588), (10309, 27312), (12688, 22191), (13656, 20618), (14794, 19032)]