256758096

素因数分解:

$2^4\times 3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{1087}}^1$

素因数の和:1161

約数の個数: 160

約数和(自身を含む): 820264960

約数和(自身を除く): 563506864

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 19, 21, 24, 28, 37, 38, 42, 48, 56, 57, 74, 76, 84, 111, 112, 114, 133, 148, 152, 168, 222, 228, 259, 266, 296, 304, 336, 399, 444, 456, 518, 532, 592, 703, 777, 798, 888, 912, 1036, 1064, 1087, 1406, 1554, 1596, 1776, 2072, 2109, 2128, 2174, 2812, 3108, 3192, 3261, 4144, 4218, 4348, 4921, 5624, 6216, 6384, 6522, 7609, 8436, 8696, 9842, 11248, 12432, 13044, 14763, 15218, 16872, 17392, 19684, 20653, 22827, 26088, 29526, 30436, 33744, 39368, 40219, 41306, 45654, 52176, 59052, 60872, 61959, 78736, 80438, 82612, 91308, 118104, 120657, 121744, 123918, 144571, 160876, 165224, 182616, 236208, 241314, 247836, 281533, 289142, 321752, 330448, 365232, 433713, 482628, 495672, 563066, 578284, 643504, 764161, 844599, 867426, 965256, 991344, 1126132, 1156568, 1528322, 1689198, 1734852, 1930512, 2252264, 2292483, 2313136, 3056644, 3378396, 3469704, 4504528, 4584966, 5349127, 6113288, 6756792, 6939408, 9169932, 10698254, 12226576, 13513584, 16047381, 18339864, 21396508, 32094762, 36679728, 42793016, 64189524, 85586032, 128379048, 256758096]

約数ペア:

[(1, 256758096), (2, 128379048), (3, 85586032), (4, 64189524), (6, 42793016), (7, 36679728), (8, 32094762), (12, 21396508), (14, 18339864), (16, 16047381), (19, 13513584), (21, 12226576), (24, 10698254), (28, 9169932), (37, 6939408), (38, 6756792), (42, 6113288), (48, 5349127), (56, 4584966), (57, 4504528), (74, 3469704), (76, 3378396), (84, 3056644), (111, 2313136), (112, 2292483), (114, 2252264), (133, 1930512), (148, 1734852), (152, 1689198), (168, 1528322), (222, 1156568), (228, 1126132), (259, 991344), (266, 965256), (296, 867426), (304, 844599), (336, 764161), (399, 643504), (444, 578284), (456, 563066), (518, 495672), (532, 482628), (592, 433713), (703, 365232), (777, 330448), (798, 321752), (888, 289142), (912, 281533), (1036, 247836), (1064, 241314), (1087, 236208), (1406, 182616), (1554, 165224), (1596, 160876), (1776, 144571), (2072, 123918), (2109, 121744), (2128, 120657), (2174, 118104), (2812, 91308), (3108, 82612), (3192, 80438), (3261, 78736), (4144, 61959), (4218, 60872), (4348, 59052), (4921, 52176), (5624, 45654), (6216, 41306), (6384, 40219), (6522, 39368), (7609, 33744), (8436, 30436), (8696, 29526), (9842, 26088), (11248, 22827), (12432, 20653), (13044, 19684), (14763, 17392), (15218, 16872)]