326864960

素因数分解:

$2^6\times 5^1\times {\mathrm{23}}^1\times {\mathrm{89}}^1\times {\mathrm{499}}^1$

素因数の和:628

約数の個数: 112

約数和(自身を含む): 822960000

約数和(自身を除く): 496095040

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 32, 40, 46, 64, 80, 89, 92, 115, 160, 178, 184, 230, 320, 356, 368, 445, 460, 499, 712, 736, 890, 920, 998, 1424, 1472, 1780, 1840, 1996, 2047, 2495, 2848, 3560, 3680, 3992, 4094, 4990, 5696, 7120, 7360, 7984, 8188, 9980, 10235, 11477, 14240, 15968, 16376, 19960, 20470, 22954, 28480, 31936, 32752, 39920, 40940, 44411, 45908, 57385, 65504, 79840, 81880, 88822, 91816, 114770, 131008, 159680, 163760, 177644, 183632, 222055, 229540, 327520, 355288, 367264, 444110, 459080, 655040, 710576, 734528, 888220, 918160, 1021453, 1421152, 1776440, 1836320, 2042906, 2842304, 3552880, 3672640, 4085812, 5107265, 7105760, 8171624, 10214530, 14211520, 16343248, 20429060, 32686496, 40858120, 65372992, 81716240, 163432480, 326864960]

約数ペア:

[(1, 326864960), (2, 163432480), (4, 81716240), (5, 65372992), (8, 40858120), (10, 32686496), (16, 20429060), (20, 16343248), (23, 14211520), (32, 10214530), (40, 8171624), (46, 7105760), (64, 5107265), (80, 4085812), (89, 3672640), (92, 3552880), (115, 2842304), (160, 2042906), (178, 1836320), (184, 1776440), (230, 1421152), (320, 1021453), (356, 918160), (368, 888220), (445, 734528), (460, 710576), (499, 655040), (712, 459080), (736, 444110), (890, 367264), (920, 355288), (998, 327520), (1424, 229540), (1472, 222055), (1780, 183632), (1840, 177644), (1996, 163760), (2047, 159680), (2495, 131008), (2848, 114770), (3560, 91816), (3680, 88822), (3992, 81880), (4094, 79840), (4990, 65504), (5696, 57385), (7120, 45908), (7360, 44411), (7984, 40940), (8188, 39920), (9980, 32752), (10235, 31936), (11477, 28480), (14240, 22954), (15968, 20470), (16376, 19960)]