247403312

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{61}}^1$

素因数の和:167

約数の個数: 160

約数和(自身を含む): 588962304

約数和(自身を除く): 341558992

約数列:

[1, 2, 4, 8, 13, 16, 17, 26, 31, 34, 37, 52, 61, 62, 68, 74, 104, 122, 124, 136, 148, 208, 221, 244, 248, 272, 296, 403, 442, 481, 488, 496, 527, 592, 629, 793, 806, 884, 962, 976, 1037, 1054, 1147, 1258, 1586, 1612, 1768, 1891, 1924, 2074, 2108, 2257, 2294, 2516, 3172, 3224, 3536, 3782, 3848, 4148, 4216, 4514, 4588, 5032, 6344, 6448, 6851, 7564, 7696, 8177, 8296, 8432, 9028, 9176, 10064, 12688, 13481, 13702, 14911, 15128, 16354, 16592, 18056, 18352, 19499, 24583, 26962, 27404, 29341, 29822, 30256, 32147, 32708, 36112, 38369, 38998, 49166, 53924, 54808, 58682, 59644, 64294, 65416, 69967, 76738, 77996, 98332, 107848, 109616, 117364, 119288, 128588, 130832, 139934, 153476, 155992, 196664, 215696, 234728, 238576, 253487, 257176, 279868, 306952, 311984, 393328, 417911, 469456, 498797, 506974, 514352, 559736, 613904, 835822, 909571, 997594, 1013948, 1119472, 1189439, 1671644, 1819142, 1995188, 2027896, 2378878, 3343288, 3638284, 3990376, 4055792, 4757756, 6686576, 7276568, 7980752, 9515512, 14553136, 15462707, 19031024, 30925414, 61850828, 123701656, 247403312]

約数ペア:

[(1, 247403312), (2, 123701656), (4, 61850828), (8, 30925414), (13, 19031024), (16, 15462707), (17, 14553136), (26, 9515512), (31, 7980752), (34, 7276568), (37, 6686576), (52, 4757756), (61, 4055792), (62, 3990376), (68, 3638284), (74, 3343288), (104, 2378878), (122, 2027896), (124, 1995188), (136, 1819142), (148, 1671644), (208, 1189439), (221, 1119472), (244, 1013948), (248, 997594), (272, 909571), (296, 835822), (403, 613904), (442, 559736), (481, 514352), (488, 506974), (496, 498797), (527, 469456), (592, 417911), (629, 393328), (793, 311984), (806, 306952), (884, 279868), (962, 257176), (976, 253487), (1037, 238576), (1054, 234728), (1147, 215696), (1258, 196664), (1586, 155992), (1612, 153476), (1768, 139934), (1891, 130832), (1924, 128588), (2074, 119288), (2108, 117364), (2257, 109616), (2294, 107848), (2516, 98332), (3172, 77996), (3224, 76738), (3536, 69967), (3782, 65416), (3848, 64294), (4148, 59644), (4216, 58682), (4514, 54808), (4588, 53924), (5032, 49166), (6344, 38998), (6448, 38369), (6851, 36112), (7564, 32708), (7696, 32147), (8177, 30256), (8296, 29822), (8432, 29341), (9028, 27404), (9176, 26962), (10064, 24583), (12688, 19499), (13481, 18352), (13702, 18056), (14911, 16592), (15128, 16354)]