257855052

素因数分解:

$2^2\times 3^1\times 7^3\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{79}}^1$

素因数の和:181

約数の個数: 192

約数和(自身を含む): 777728000

約数和(自身を除く): 519872948

約数列:

[1, 2, 3, 4, 6, 7, 12, 13, 14, 21, 26, 28, 39, 42, 49, 52, 61, 78, 79, 84, 91, 98, 122, 147, 156, 158, 182, 183, 196, 237, 244, 273, 294, 316, 343, 364, 366, 427, 474, 546, 553, 588, 637, 686, 732, 793, 854, 948, 1027, 1029, 1092, 1106, 1274, 1281, 1372, 1586, 1659, 1708, 1911, 2054, 2058, 2212, 2379, 2548, 2562, 2989, 3081, 3172, 3318, 3822, 3871, 4108, 4116, 4459, 4758, 4819, 5124, 5551, 5978, 6162, 6636, 7189, 7644, 7742, 8918, 8967, 9516, 9638, 11102, 11613, 11956, 12324, 13377, 14378, 14457, 15484, 16653, 17836, 17934, 19276, 20923, 21567, 22204, 23226, 26754, 27097, 28756, 28914, 33306, 33733, 35868, 38857, 41846, 43134, 46452, 50323, 53508, 54194, 57828, 62647, 62769, 66612, 67466, 77714, 81291, 83692, 86268, 100646, 101199, 108388, 116571, 125294, 125538, 134932, 150969, 155428, 162582, 187941, 201292, 202398, 233142, 236131, 250588, 251076, 271999, 301938, 325164, 352261, 375882, 404796, 438529, 466284, 472262, 543998, 603876, 704522, 708393, 751764, 815997, 877058, 944524, 1056783, 1087996, 1315587, 1409044, 1416786, 1631994, 1652917, 1754116, 2113566, 2631174, 2833572, 3069703, 3263988, 3305834, 4227132, 4958751, 5262348, 6139406, 6611668, 9209109, 9917502, 12278812, 18418218, 19835004, 21487921, 36836436, 42975842, 64463763, 85951684, 128927526, 257855052]

約数ペア:

[(1, 257855052), (2, 128927526), (3, 85951684), (4, 64463763), (6, 42975842), (7, 36836436), (12, 21487921), (13, 19835004), (14, 18418218), (21, 12278812), (26, 9917502), (28, 9209109), (39, 6611668), (42, 6139406), (49, 5262348), (52, 4958751), (61, 4227132), (78, 3305834), (79, 3263988), (84, 3069703), (91, 2833572), (98, 2631174), (122, 2113566), (147, 1754116), (156, 1652917), (158, 1631994), (182, 1416786), (183, 1409044), (196, 1315587), (237, 1087996), (244, 1056783), (273, 944524), (294, 877058), (316, 815997), (343, 751764), (364, 708393), (366, 704522), (427, 603876), (474, 543998), (546, 472262), (553, 466284), (588, 438529), (637, 404796), (686, 375882), (732, 352261), (793, 325164), (854, 301938), (948, 271999), (1027, 251076), (1029, 250588), (1092, 236131), (1106, 233142), (1274, 202398), (1281, 201292), (1372, 187941), (1586, 162582), (1659, 155428), (1708, 150969), (1911, 134932), (2054, 125538), (2058, 125294), (2212, 116571), (2379, 108388), (2548, 101199), (2562, 100646), (2989, 86268), (3081, 83692), (3172, 81291), (3318, 77714), (3822, 67466), (3871, 66612), (4108, 62769), (4116, 62647), (4459, 57828), (4758, 54194), (4819, 53508), (5124, 50323), (5551, 46452), (5978, 43134), (6162, 41846), (6636, 38857), (7189, 35868), (7644, 33733), (7742, 33306), (8918, 28914), (8967, 28756), (9516, 27097), (9638, 26754), (11102, 23226), (11613, 22204), (11956, 21567), (12324, 20923), (13377, 19276), (14378, 17934), (14457, 17836), (15484, 16653)]