2531289376

素因数分解:

$2^5\times 7^1\times {\mathrm{11}}^1\times {\mathrm{31}}^2\times {\mathrm{1069}}^1$

素因数の和:1159

約数の個数: 144

約数和(自身を含む): 6426060480

約数和(自身を除く): 3894771104

約数列:

[1, 2, 4, 7, 8, 11, 14, 16, 22, 28, 31, 32, 44, 56, 62, 77, 88, 112, 124, 154, 176, 217, 224, 248, 308, 341, 352, 434, 496, 616, 682, 868, 961, 992, 1069, 1232, 1364, 1736, 1922, 2138, 2387, 2464, 2728, 3472, 3844, 4276, 4774, 5456, 6727, 6944, 7483, 7688, 8552, 9548, 10571, 10912, 11759, 13454, 14966, 15376, 17104, 19096, 21142, 23518, 26908, 29932, 30752, 33139, 34208, 38192, 42284, 47036, 53816, 59864, 66278, 73997, 76384, 82313, 84568, 94072, 107632, 119728, 132556, 147994, 164626, 169136, 188144, 215264, 231973, 239456, 265112, 295988, 329252, 338272, 364529, 376288, 463946, 530224, 591976, 658504, 729058, 927892, 1027309, 1060448, 1183952, 1317008, 1458116, 1855784, 2054618, 2367904, 2551703, 2634016, 2916232, 3711568, 4109236, 5103406, 5832464, 7191163, 7423136, 8218472, 10206812, 11300399, 11664928, 14382326, 16436944, 20413624, 22600798, 28764652, 32873888, 40827248, 45201596, 57529304, 79102793, 81654496, 90403192, 115058608, 158205586, 180806384, 230117216, 316411172, 361612768, 632822344, 1265644688, 2531289376]

約数ペア:

[(1, 2531289376), (2, 1265644688), (4, 632822344), (7, 361612768), (8, 316411172), (11, 230117216), (14, 180806384), (16, 158205586), (22, 115058608), (28, 90403192), (31, 81654496), (32, 79102793), (44, 57529304), (56, 45201596), (62, 40827248), (77, 32873888), (88, 28764652), (112, 22600798), (124, 20413624), (154, 16436944), (176, 14382326), (217, 11664928), (224, 11300399), (248, 10206812), (308, 8218472), (341, 7423136), (352, 7191163), (434, 5832464), (496, 5103406), (616, 4109236), (682, 3711568), (868, 2916232), (961, 2634016), (992, 2551703), (1069, 2367904), (1232, 2054618), (1364, 1855784), (1736, 1458116), (1922, 1317008), (2138, 1183952), (2387, 1060448), (2464, 1027309), (2728, 927892), (3472, 729058), (3844, 658504), (4276, 591976), (4774, 530224), (5456, 463946), (6727, 376288), (6944, 364529), (7483, 338272), (7688, 329252), (8552, 295988), (9548, 265112), (10571, 239456), (10912, 231973), (11759, 215264), (13454, 188144), (14966, 169136), (15376, 164626), (17104, 147994), (19096, 132556), (21142, 119728), (23518, 107632), (26908, 94072), (29932, 84568), (30752, 82313), (33139, 76384), (34208, 73997), (38192, 66278), (42284, 59864), (47036, 53816)]