128643216

素因数分解:

$2^4\times 3^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{67}}^1\times {\mathrm{181}}^1$

素因数の和:289

約数の個数: 160

約数和(自身を含む): 386725248

約数和(自身を除く): 258082032

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 17, 24, 26, 34, 39, 48, 51, 52, 67, 68, 78, 102, 104, 134, 136, 156, 181, 201, 204, 208, 221, 268, 272, 312, 362, 402, 408, 442, 536, 543, 624, 663, 724, 804, 816, 871, 884, 1072, 1086, 1139, 1326, 1448, 1608, 1742, 1768, 2172, 2278, 2353, 2613, 2652, 2896, 3077, 3216, 3417, 3484, 3536, 4344, 4556, 4706, 5226, 5304, 6154, 6834, 6968, 7059, 8688, 9112, 9231, 9412, 10452, 10608, 12127, 12308, 13668, 13936, 14118, 14807, 18224, 18462, 18824, 20904, 24254, 24616, 27336, 28236, 29614, 36381, 36924, 37648, 40001, 41808, 44421, 48508, 49232, 54672, 56472, 59228, 72762, 73848, 80002, 88842, 97016, 112944, 118456, 120003, 145524, 147696, 157651, 160004, 177684, 194032, 206159, 236912, 240006, 291048, 315302, 320008, 355368, 412318, 472953, 480012, 582096, 618477, 630604, 640016, 710736, 824636, 945906, 960024, 1236954, 1261208, 1649272, 1891812, 1920048, 2473908, 2522416, 2680067, 3298544, 3783624, 4947816, 5360134, 7567248, 8040201, 9895632, 10720268, 16080402, 21440536, 32160804, 42881072, 64321608, 128643216]

約数ペア:

[(1, 128643216), (2, 64321608), (3, 42881072), (4, 32160804), (6, 21440536), (8, 16080402), (12, 10720268), (13, 9895632), (16, 8040201), (17, 7567248), (24, 5360134), (26, 4947816), (34, 3783624), (39, 3298544), (48, 2680067), (51, 2522416), (52, 2473908), (67, 1920048), (68, 1891812), (78, 1649272), (102, 1261208), (104, 1236954), (134, 960024), (136, 945906), (156, 824636), (181, 710736), (201, 640016), (204, 630604), (208, 618477), (221, 582096), (268, 480012), (272, 472953), (312, 412318), (362, 355368), (402, 320008), (408, 315302), (442, 291048), (536, 240006), (543, 236912), (624, 206159), (663, 194032), (724, 177684), (804, 160004), (816, 157651), (871, 147696), (884, 145524), (1072, 120003), (1086, 118456), (1139, 112944), (1326, 97016), (1448, 88842), (1608, 80002), (1742, 73848), (1768, 72762), (2172, 59228), (2278, 56472), (2353, 54672), (2613, 49232), (2652, 48508), (2896, 44421), (3077, 41808), (3216, 40001), (3417, 37648), (3484, 36924), (3536, 36381), (4344, 29614), (4556, 28236), (4706, 27336), (5226, 24616), (5304, 24254), (6154, 20904), (6834, 18824), (6968, 18462), (7059, 18224), (8688, 14807), (9112, 14118), (9231, 13936), (9412, 13668), (10452, 12308), (10608, 12127)]