81543288

素因数分解:

$2^3\times 3^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{67}}^1\times {\mathrm{157}}^1$

素因数の和:269

約数の個数: 128

約数和(自身を含む): 232070400

約数和(自身を除く): 150527112

約数列:

[1, 2, 3, 4, 6, 8, 12, 17, 19, 24, 34, 38, 51, 57, 67, 68, 76, 102, 114, 134, 136, 152, 157, 201, 204, 228, 268, 314, 323, 402, 408, 456, 471, 536, 628, 646, 804, 942, 969, 1139, 1256, 1273, 1292, 1608, 1884, 1938, 2278, 2546, 2584, 2669, 2983, 3417, 3768, 3819, 3876, 4556, 5092, 5338, 5966, 6834, 7638, 7752, 8007, 8949, 9112, 10184, 10519, 10676, 11932, 13668, 15276, 16014, 17898, 21038, 21352, 21641, 23864, 27336, 30552, 31557, 32028, 35796, 42076, 43282, 50711, 63114, 64056, 64923, 71592, 84152, 86564, 101422, 126228, 129846, 152133, 173128, 178823, 199861, 202844, 252456, 259692, 304266, 357646, 399722, 405688, 519384, 536469, 599583, 608532, 715292, 799444, 1072938, 1199166, 1217064, 1430584, 1598888, 2145876, 2398332, 3397637, 4291752, 4796664, 6795274, 10192911, 13590548, 20385822, 27181096, 40771644, 81543288]

約数ペア:

[(1, 81543288), (2, 40771644), (3, 27181096), (4, 20385822), (6, 13590548), (8, 10192911), (12, 6795274), (17, 4796664), (19, 4291752), (24, 3397637), (34, 2398332), (38, 2145876), (51, 1598888), (57, 1430584), (67, 1217064), (68, 1199166), (76, 1072938), (102, 799444), (114, 715292), (134, 608532), (136, 599583), (152, 536469), (157, 519384), (201, 405688), (204, 399722), (228, 357646), (268, 304266), (314, 259692), (323, 252456), (402, 202844), (408, 199861), (456, 178823), (471, 173128), (536, 152133), (628, 129846), (646, 126228), (804, 101422), (942, 86564), (969, 84152), (1139, 71592), (1256, 64923), (1273, 64056), (1292, 63114), (1608, 50711), (1884, 43282), (1938, 42076), (2278, 35796), (2546, 32028), (2584, 31557), (2669, 30552), (2983, 27336), (3417, 23864), (3768, 21641), (3819, 21352), (3876, 21038), (4556, 17898), (5092, 16014), (5338, 15276), (5966, 13668), (6834, 11932), (7638, 10676), (7752, 10519), (8007, 10184), (8949, 9112)]