1556131304

素因数分解:

$2^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{53}}^1\times {\mathrm{1301}}^1$

素因数の和:1411

約数の個数: 128

約数和(自身を含む): 3779758080

約数和(自身を除く): 2223626776

約数列:

[1, 2, 4, 7, 8, 13, 14, 26, 28, 31, 52, 53, 56, 62, 91, 104, 106, 124, 182, 212, 217, 248, 364, 371, 403, 424, 434, 689, 728, 742, 806, 868, 1301, 1378, 1484, 1612, 1643, 1736, 2602, 2756, 2821, 2968, 3224, 3286, 4823, 5204, 5512, 5642, 6572, 9107, 9646, 10408, 11284, 11501, 13144, 16913, 18214, 19292, 21359, 22568, 23002, 33826, 36428, 38584, 40331, 42718, 46004, 67652, 68953, 72856, 80662, 85436, 92008, 118391, 135304, 137906, 149513, 161324, 170872, 236782, 275812, 282317, 299026, 322648, 473564, 482671, 524303, 551624, 564634, 598052, 896389, 947128, 965342, 1048606, 1129268, 1196104, 1792778, 1930684, 2097212, 2137543, 2258536, 3585556, 3670121, 3861368, 4194424, 4275086, 6274723, 7171112, 7340242, 8550172, 12549446, 14680484, 14962801, 17100344, 25098892, 27788059, 29360968, 29925602, 50197784, 55576118, 59851204, 111152236, 119702408, 194516413, 222304472, 389032826, 778065652, 1556131304]

約数ペア:

[(1, 1556131304), (2, 778065652), (4, 389032826), (7, 222304472), (8, 194516413), (13, 119702408), (14, 111152236), (26, 59851204), (28, 55576118), (31, 50197784), (52, 29925602), (53, 29360968), (56, 27788059), (62, 25098892), (91, 17100344), (104, 14962801), (106, 14680484), (124, 12549446), (182, 8550172), (212, 7340242), (217, 7171112), (248, 6274723), (364, 4275086), (371, 4194424), (403, 3861368), (424, 3670121), (434, 3585556), (689, 2258536), (728, 2137543), (742, 2097212), (806, 1930684), (868, 1792778), (1301, 1196104), (1378, 1129268), (1484, 1048606), (1612, 965342), (1643, 947128), (1736, 896389), (2602, 598052), (2756, 564634), (2821, 551624), (2968, 524303), (3224, 482671), (3286, 473564), (4823, 322648), (5204, 299026), (5512, 282317), (5642, 275812), (6572, 236782), (9107, 170872), (9646, 161324), (10408, 149513), (11284, 137906), (11501, 135304), (13144, 118391), (16913, 92008), (18214, 85436), (19292, 80662), (21359, 72856), (22568, 68953), (23002, 67652), (33826, 46004), (36428, 42718), (38584, 40331)]