640158288

素因数分解:

$2^4\times 3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{379}}^1\times {\mathrm{457}}^1$

素因数の和:865

約数の個数: 160

約数和(自身を含む): 2071772160

約数和(自身を除く): 1431613872

約数列:

[1, 2, 3, 4, 6, 7, 8, 11, 12, 14, 16, 21, 22, 24, 28, 33, 42, 44, 48, 56, 66, 77, 84, 88, 112, 132, 154, 168, 176, 231, 264, 308, 336, 379, 457, 462, 528, 616, 758, 914, 924, 1137, 1232, 1371, 1516, 1828, 1848, 2274, 2653, 2742, 3032, 3199, 3656, 3696, 4169, 4548, 5027, 5306, 5484, 6064, 6398, 7312, 7959, 8338, 9096, 9597, 10054, 10612, 10968, 12507, 12796, 15081, 15918, 16676, 18192, 19194, 20108, 21224, 21936, 25014, 25592, 29183, 30162, 31836, 33352, 35189, 38388, 40216, 42448, 50028, 51184, 58366, 60324, 63672, 66704, 70378, 76776, 80432, 87549, 100056, 105567, 116732, 120648, 127344, 140756, 153552, 173203, 175098, 200112, 211134, 233464, 241296, 281512, 346406, 350196, 422268, 466928, 519609, 563024, 692812, 700392, 844536, 1039218, 1212421, 1385624, 1400784, 1689072, 1905233, 2078436, 2424842, 2771248, 3637263, 3810466, 4156872, 4849684, 5715699, 7274526, 7620932, 8313744, 9699368, 11431398, 13336631, 14549052, 15241864, 19398736, 22862796, 26673262, 29098104, 30483728, 40009893, 45725592, 53346524, 58196208, 80019786, 91451184, 106693048, 160039572, 213386096, 320079144, 640158288]

約数ペア:

[(1, 640158288), (2, 320079144), (3, 213386096), (4, 160039572), (6, 106693048), (7, 91451184), (8, 80019786), (11, 58196208), (12, 53346524), (14, 45725592), (16, 40009893), (21, 30483728), (22, 29098104), (24, 26673262), (28, 22862796), (33, 19398736), (42, 15241864), (44, 14549052), (48, 13336631), (56, 11431398), (66, 9699368), (77, 8313744), (84, 7620932), (88, 7274526), (112, 5715699), (132, 4849684), (154, 4156872), (168, 3810466), (176, 3637263), (231, 2771248), (264, 2424842), (308, 2078436), (336, 1905233), (379, 1689072), (457, 1400784), (462, 1385624), (528, 1212421), (616, 1039218), (758, 844536), (914, 700392), (924, 692812), (1137, 563024), (1232, 519609), (1371, 466928), (1516, 422268), (1828, 350196), (1848, 346406), (2274, 281512), (2653, 241296), (2742, 233464), (3032, 211134), (3199, 200112), (3656, 175098), (3696, 173203), (4169, 153552), (4548, 140756), (5027, 127344), (5306, 120648), (5484, 116732), (6064, 105567), (6398, 100056), (7312, 87549), (7959, 80432), (8338, 76776), (9096, 70378), (9597, 66704), (10054, 63672), (10612, 60324), (10968, 58366), (12507, 51184), (12796, 50028), (15081, 42448), (15918, 40216), (16676, 38388), (18192, 35189), (19194, 33352), (20108, 31836), (21224, 30162), (21936, 29183), (25014, 25592)]