31895604

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{211}}^1$

素因数の和:270

約数の個数: 144

約数和(自身を含む): 97231680

約数和(自身を除く): 65336076

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 17, 18, 19, 26, 34, 36, 38, 39, 51, 52, 57, 68, 76, 78, 102, 114, 117, 153, 156, 171, 204, 211, 221, 228, 234, 247, 306, 323, 342, 422, 442, 468, 494, 612, 633, 646, 663, 684, 741, 844, 884, 969, 988, 1266, 1292, 1326, 1482, 1899, 1938, 1989, 2223, 2532, 2652, 2743, 2907, 2964, 3587, 3798, 3876, 3978, 4009, 4199, 4446, 5486, 5814, 7174, 7596, 7956, 8018, 8229, 8398, 8892, 10761, 10972, 11628, 12027, 12597, 14348, 16036, 16458, 16796, 21522, 24054, 24687, 25194, 32283, 32916, 36081, 37791, 43044, 46631, 48108, 49374, 50388, 52117, 64566, 68153, 72162, 75582, 93262, 98748, 104234, 129132, 136306, 139893, 144324, 151164, 156351, 186524, 204459, 208468, 272612, 279786, 312702, 408918, 419679, 469053, 559572, 613377, 625404, 817836, 839358, 885989, 938106, 1226754, 1678716, 1771978, 1876212, 2453508, 2657967, 3543956, 5315934, 7973901, 10631868, 15947802, 31895604]

約数ペア:

[(1, 31895604), (2, 15947802), (3, 10631868), (4, 7973901), (6, 5315934), (9, 3543956), (12, 2657967), (13, 2453508), (17, 1876212), (18, 1771978), (19, 1678716), (26, 1226754), (34, 938106), (36, 885989), (38, 839358), (39, 817836), (51, 625404), (52, 613377), (57, 559572), (68, 469053), (76, 419679), (78, 408918), (102, 312702), (114, 279786), (117, 272612), (153, 208468), (156, 204459), (171, 186524), (204, 156351), (211, 151164), (221, 144324), (228, 139893), (234, 136306), (247, 129132), (306, 104234), (323, 98748), (342, 93262), (422, 75582), (442, 72162), (468, 68153), (494, 64566), (612, 52117), (633, 50388), (646, 49374), (663, 48108), (684, 46631), (741, 43044), (844, 37791), (884, 36081), (969, 32916), (988, 32283), (1266, 25194), (1292, 24687), (1326, 24054), (1482, 21522), (1899, 16796), (1938, 16458), (1989, 16036), (2223, 14348), (2532, 12597), (2652, 12027), (2743, 11628), (2907, 10972), (2964, 10761), (3587, 8892), (3798, 8398), (3876, 8229), (3978, 8018), (4009, 7956), (4199, 7596), (4446, 7174), (5486, 5814)]