178796856

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{73}}^1\times {\mathrm{239}}^1$

素因数の和:389

約数の個数: 128

約数和(自身を含む): 528537600

約数和(自身を除く): 349740744

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 42, 56, 61, 73, 84, 122, 146, 168, 183, 219, 239, 244, 292, 366, 427, 438, 478, 488, 511, 584, 717, 732, 854, 876, 956, 1022, 1281, 1434, 1464, 1533, 1673, 1708, 1752, 1912, 2044, 2562, 2868, 3066, 3346, 3416, 4088, 4453, 5019, 5124, 5736, 6132, 6692, 8906, 10038, 10248, 12264, 13359, 13384, 14579, 17447, 17812, 20076, 26718, 29158, 31171, 34894, 35624, 40152, 43737, 52341, 53436, 58316, 62342, 69788, 87474, 93513, 102053, 104682, 106872, 116632, 122129, 124684, 139576, 174948, 187026, 204106, 209364, 244258, 249368, 306159, 349896, 366387, 374052, 408212, 418728, 488516, 612318, 732774, 748104, 816424, 977032, 1064267, 1224636, 1465548, 2128534, 2449272, 2931096, 3192801, 4257068, 6385602, 7449869, 8514136, 12771204, 14899738, 22349607, 25542408, 29799476, 44699214, 59598952, 89398428, 178796856]

約数ペア:

[(1, 178796856), (2, 89398428), (3, 59598952), (4, 44699214), (6, 29799476), (7, 25542408), (8, 22349607), (12, 14899738), (14, 12771204), (21, 8514136), (24, 7449869), (28, 6385602), (42, 4257068), (56, 3192801), (61, 2931096), (73, 2449272), (84, 2128534), (122, 1465548), (146, 1224636), (168, 1064267), (183, 977032), (219, 816424), (239, 748104), (244, 732774), (292, 612318), (366, 488516), (427, 418728), (438, 408212), (478, 374052), (488, 366387), (511, 349896), (584, 306159), (717, 249368), (732, 244258), (854, 209364), (876, 204106), (956, 187026), (1022, 174948), (1281, 139576), (1434, 124684), (1464, 122129), (1533, 116632), (1673, 106872), (1708, 104682), (1752, 102053), (1912, 93513), (2044, 87474), (2562, 69788), (2868, 62342), (3066, 58316), (3346, 53436), (3416, 52341), (4088, 43737), (4453, 40152), (5019, 35624), (5124, 34894), (5736, 31171), (6132, 29158), (6692, 26718), (8906, 20076), (10038, 17812), (10248, 17447), (12264, 14579), (13359, 13384)]