263813784

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{191}}^1\times {\mathrm{233}}^1$

素因数の和:465

約数の個数: 128

約数和(自身を含む): 754790400

約数和(自身を除く): 490976616

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 19, 24, 26, 38, 39, 52, 57, 76, 78, 104, 114, 152, 156, 191, 228, 233, 247, 312, 382, 456, 466, 494, 573, 699, 741, 764, 932, 988, 1146, 1398, 1482, 1528, 1864, 1976, 2292, 2483, 2796, 2964, 3029, 3629, 4427, 4584, 4966, 5592, 5928, 6058, 7258, 7449, 8854, 9087, 9932, 10887, 12116, 13281, 14516, 14898, 17708, 18174, 19864, 21774, 24232, 26562, 29032, 29796, 35416, 36348, 43548, 44503, 47177, 53124, 57551, 59592, 72696, 87096, 89006, 94354, 106248, 115102, 133509, 141531, 172653, 178012, 188708, 230204, 267018, 283062, 345306, 356024, 377416, 460408, 534036, 566124, 578539, 690612, 845557, 1068072, 1132248, 1157078, 1381224, 1691114, 1735617, 2314156, 2536671, 3382228, 3471234, 4628312, 5073342, 6764456, 6942468, 10146684, 10992241, 13884936, 20293368, 21984482, 32976723, 43968964, 65953446, 87937928, 131906892, 263813784]

約数ペア:

[(1, 263813784), (2, 131906892), (3, 87937928), (4, 65953446), (6, 43968964), (8, 32976723), (12, 21984482), (13, 20293368), (19, 13884936), (24, 10992241), (26, 10146684), (38, 6942468), (39, 6764456), (52, 5073342), (57, 4628312), (76, 3471234), (78, 3382228), (104, 2536671), (114, 2314156), (152, 1735617), (156, 1691114), (191, 1381224), (228, 1157078), (233, 1132248), (247, 1068072), (312, 845557), (382, 690612), (456, 578539), (466, 566124), (494, 534036), (573, 460408), (699, 377416), (741, 356024), (764, 345306), (932, 283062), (988, 267018), (1146, 230204), (1398, 188708), (1482, 178012), (1528, 172653), (1864, 141531), (1976, 133509), (2292, 115102), (2483, 106248), (2796, 94354), (2964, 89006), (3029, 87096), (3629, 72696), (4427, 59592), (4584, 57551), (4966, 53124), (5592, 47177), (5928, 44503), (6058, 43548), (7258, 36348), (7449, 35416), (8854, 29796), (9087, 29032), (9932, 26562), (10887, 24232), (12116, 21774), (13281, 19864), (14516, 18174), (14898, 17708)]