31489128

素因数分解:

$2^3\times 3^3\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{457}}^1$

素因数の和:512

約数の個数: 128

約数和(自身を含む): 98928000

約数和(自身を除く): 67438872

約数列:

[1, 2, 3, 4, 6, 8, 9, 11, 12, 18, 22, 24, 27, 29, 33, 36, 44, 54, 58, 66, 72, 87, 88, 99, 108, 116, 132, 174, 198, 216, 232, 261, 264, 297, 319, 348, 396, 457, 522, 594, 638, 696, 783, 792, 914, 957, 1044, 1188, 1276, 1371, 1566, 1828, 1914, 2088, 2376, 2552, 2742, 2871, 3132, 3656, 3828, 4113, 5027, 5484, 5742, 6264, 7656, 8226, 8613, 10054, 10968, 11484, 12339, 13253, 15081, 16452, 17226, 20108, 22968, 24678, 26506, 30162, 32904, 34452, 39759, 40216, 45243, 49356, 53012, 60324, 68904, 79518, 90486, 98712, 106024, 119277, 120648, 135729, 145783, 159036, 180972, 238554, 271458, 291566, 318072, 357831, 361944, 437349, 477108, 542916, 583132, 715662, 874698, 954216, 1085832, 1166264, 1312047, 1431324, 1749396, 2624094, 2862648, 3498792, 3936141, 5248188, 7872282, 10496376, 15744564, 31489128]

約数ペア:

[(1, 31489128), (2, 15744564), (3, 10496376), (4, 7872282), (6, 5248188), (8, 3936141), (9, 3498792), (11, 2862648), (12, 2624094), (18, 1749396), (22, 1431324), (24, 1312047), (27, 1166264), (29, 1085832), (33, 954216), (36, 874698), (44, 715662), (54, 583132), (58, 542916), (66, 477108), (72, 437349), (87, 361944), (88, 357831), (99, 318072), (108, 291566), (116, 271458), (132, 238554), (174, 180972), (198, 159036), (216, 145783), (232, 135729), (261, 120648), (264, 119277), (297, 106024), (319, 98712), (348, 90486), (396, 79518), (457, 68904), (522, 60324), (594, 53012), (638, 49356), (696, 45243), (783, 40216), (792, 39759), (914, 34452), (957, 32904), (1044, 30162), (1188, 26506), (1276, 24678), (1371, 22968), (1566, 20108), (1828, 17226), (1914, 16452), (2088, 15081), (2376, 13253), (2552, 12339), (2742, 11484), (2871, 10968), (3132, 10054), (3656, 8613), (3828, 8226), (4113, 7656), (5027, 6264), (5484, 5742)]