31315536

素因数分解:

$2^4\times 3^2\times 7^1\times {\mathrm{47}}^1\times {\mathrm{661}}^1$

素因数の和:729

約数の個数: 120

約数和(自身を含む): 102445824

約数和(自身を除く): 71130288

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 28, 36, 42, 47, 48, 56, 63, 72, 84, 94, 112, 126, 141, 144, 168, 188, 252, 282, 329, 336, 376, 423, 504, 564, 658, 661, 752, 846, 987, 1008, 1128, 1316, 1322, 1692, 1974, 1983, 2256, 2632, 2644, 2961, 3384, 3948, 3966, 4627, 5264, 5288, 5922, 5949, 6768, 7896, 7932, 9254, 10576, 11844, 11898, 13881, 15792, 15864, 18508, 23688, 23796, 27762, 31067, 31728, 37016, 41643, 47376, 47592, 55524, 62134, 74032, 83286, 93201, 95184, 111048, 124268, 166572, 186402, 217469, 222096, 248536, 279603, 333144, 372804, 434938, 497072, 559206, 652407, 666288, 745608, 869876, 1118412, 1304814, 1491216, 1739752, 1957221, 2236824, 2609628, 3479504, 3914442, 4473648, 5219256, 7828884, 10438512, 15657768, 31315536]

約数ペア:

[(1, 31315536), (2, 15657768), (3, 10438512), (4, 7828884), (6, 5219256), (7, 4473648), (8, 3914442), (9, 3479504), (12, 2609628), (14, 2236824), (16, 1957221), (18, 1739752), (21, 1491216), (24, 1304814), (28, 1118412), (36, 869876), (42, 745608), (47, 666288), (48, 652407), (56, 559206), (63, 497072), (72, 434938), (84, 372804), (94, 333144), (112, 279603), (126, 248536), (141, 222096), (144, 217469), (168, 186402), (188, 166572), (252, 124268), (282, 111048), (329, 95184), (336, 93201), (376, 83286), (423, 74032), (504, 62134), (564, 55524), (658, 47592), (661, 47376), (752, 41643), (846, 37016), (987, 31728), (1008, 31067), (1128, 27762), (1316, 23796), (1322, 23688), (1692, 18508), (1974, 15864), (1983, 15792), (2256, 13881), (2632, 11898), (2644, 11844), (2961, 10576), (3384, 9254), (3948, 7932), (3966, 7896), (4627, 6768), (5264, 5949), (5288, 5922)]