259720188

素因数分解:

$2^2\times 3^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{557}}^1$

素因数の和:652

約数の個数: 144

約数和(自身を含む): 773013024

約数和(自身を除く): 513292836

約数列:

[1, 2, 3, 4, 6, 7, 12, 13, 14, 21, 26, 28, 39, 42, 49, 52, 61, 78, 84, 91, 98, 122, 147, 156, 182, 183, 196, 244, 273, 294, 364, 366, 427, 546, 557, 588, 637, 732, 793, 854, 1092, 1114, 1274, 1281, 1586, 1671, 1708, 1911, 2228, 2379, 2548, 2562, 2989, 3172, 3342, 3822, 3899, 4758, 5124, 5551, 5978, 6684, 7241, 7644, 7798, 8967, 9516, 11102, 11697, 11956, 14482, 15596, 16653, 17934, 21723, 22204, 23394, 27293, 28964, 33306, 33977, 35868, 38857, 43446, 46788, 50687, 54586, 66612, 67954, 77714, 81879, 86892, 101374, 101931, 109172, 116571, 135908, 152061, 155428, 163758, 202748, 203862, 233142, 237839, 304122, 327516, 354809, 407724, 441701, 466284, 475678, 608244, 709618, 713517, 883402, 951356, 1064427, 1325103, 1419236, 1427034, 1664873, 1766804, 2128854, 2650206, 2854068, 3091907, 3329746, 4257708, 4994619, 5300412, 6183814, 6659492, 9275721, 9989238, 12367628, 18551442, 19978476, 21643349, 37102884, 43286698, 64930047, 86573396, 129860094, 259720188]

約数ペア:

[(1, 259720188), (2, 129860094), (3, 86573396), (4, 64930047), (6, 43286698), (7, 37102884), (12, 21643349), (13, 19978476), (14, 18551442), (21, 12367628), (26, 9989238), (28, 9275721), (39, 6659492), (42, 6183814), (49, 5300412), (52, 4994619), (61, 4257708), (78, 3329746), (84, 3091907), (91, 2854068), (98, 2650206), (122, 2128854), (147, 1766804), (156, 1664873), (182, 1427034), (183, 1419236), (196, 1325103), (244, 1064427), (273, 951356), (294, 883402), (364, 713517), (366, 709618), (427, 608244), (546, 475678), (557, 466284), (588, 441701), (637, 407724), (732, 354809), (793, 327516), (854, 304122), (1092, 237839), (1114, 233142), (1274, 203862), (1281, 202748), (1586, 163758), (1671, 155428), (1708, 152061), (1911, 135908), (2228, 116571), (2379, 109172), (2548, 101931), (2562, 101374), (2989, 86892), (3172, 81879), (3342, 77714), (3822, 67954), (3899, 66612), (4758, 54586), (5124, 50687), (5551, 46788), (5978, 43446), (6684, 38857), (7241, 35868), (7644, 33977), (7798, 33306), (8967, 28964), (9516, 27293), (11102, 23394), (11697, 22204), (11956, 21723), (14482, 17934), (15596, 16653)]