78426984

素因数分解:

$2^3\times 3^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{67}}^1\times {\mathrm{151}}^1$

素因数の和:263

約数の個数: 128

約数和(自身を含む): 223257600

約数和(自身を除く): 144830616

約数列:

[1, 2, 3, 4, 6, 8, 12, 17, 19, 24, 34, 38, 51, 57, 67, 68, 76, 102, 114, 134, 136, 151, 152, 201, 204, 228, 268, 302, 323, 402, 408, 453, 456, 536, 604, 646, 804, 906, 969, 1139, 1208, 1273, 1292, 1608, 1812, 1938, 2278, 2546, 2567, 2584, 2869, 3417, 3624, 3819, 3876, 4556, 5092, 5134, 5738, 6834, 7638, 7701, 7752, 8607, 9112, 10117, 10184, 10268, 11476, 13668, 15276, 15402, 17214, 20234, 20536, 21641, 22952, 27336, 30351, 30552, 30804, 34428, 40468, 43282, 48773, 60702, 61608, 64923, 68856, 80936, 86564, 97546, 121404, 129846, 146319, 171989, 173128, 192223, 195092, 242808, 259692, 292638, 343978, 384446, 390184, 515967, 519384, 576669, 585276, 687956, 768892, 1031934, 1153338, 1170552, 1375912, 1537784, 2063868, 2306676, 3267791, 4127736, 4613352, 6535582, 9803373, 13071164, 19606746, 26142328, 39213492, 78426984]

約数ペア:

[(1, 78426984), (2, 39213492), (3, 26142328), (4, 19606746), (6, 13071164), (8, 9803373), (12, 6535582), (17, 4613352), (19, 4127736), (24, 3267791), (34, 2306676), (38, 2063868), (51, 1537784), (57, 1375912), (67, 1170552), (68, 1153338), (76, 1031934), (102, 768892), (114, 687956), (134, 585276), (136, 576669), (151, 519384), (152, 515967), (201, 390184), (204, 384446), (228, 343978), (268, 292638), (302, 259692), (323, 242808), (402, 195092), (408, 192223), (453, 173128), (456, 171989), (536, 146319), (604, 129846), (646, 121404), (804, 97546), (906, 86564), (969, 80936), (1139, 68856), (1208, 64923), (1273, 61608), (1292, 60702), (1608, 48773), (1812, 43282), (1938, 40468), (2278, 34428), (2546, 30804), (2567, 30552), (2584, 30351), (2869, 27336), (3417, 22952), (3624, 21641), (3819, 20536), (3876, 20234), (4556, 17214), (5092, 15402), (5134, 15276), (5738, 13668), (6834, 11476), (7638, 10268), (7701, 10184), (7752, 10117), (8607, 9112)]