8436480

素因数分解:

$2^8\times 3^1\times 5^1\times {\mathrm{13}}^3$

素因数の和:63

約数の個数: 144

約数和(自身を含む): 29188320

約数和(自身を除く): 20751840

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 32, 39, 40, 48, 52, 60, 64, 65, 78, 80, 96, 104, 120, 128, 130, 156, 160, 169, 192, 195, 208, 240, 256, 260, 312, 320, 338, 384, 390, 416, 480, 507, 520, 624, 640, 676, 768, 780, 832, 845, 960, 1014, 1040, 1248, 1280, 1352, 1560, 1664, 1690, 1920, 2028, 2080, 2197, 2496, 2535, 2704, 3120, 3328, 3380, 3840, 4056, 4160, 4394, 4992, 5070, 5408, 6240, 6591, 6760, 8112, 8320, 8788, 9984, 10140, 10816, 10985, 12480, 13182, 13520, 16224, 16640, 17576, 20280, 21632, 21970, 24960, 26364, 27040, 32448, 32955, 35152, 40560, 43264, 43940, 49920, 52728, 54080, 64896, 65910, 70304, 81120, 87880, 105456, 108160, 129792, 131820, 140608, 162240, 175760, 210912, 216320, 263640, 281216, 324480, 351520, 421824, 527280, 562432, 648960, 703040, 843648, 1054560, 1406080, 1687296, 2109120, 2812160, 4218240, 8436480]

約数ペア:

[(1, 8436480), (2, 4218240), (3, 2812160), (4, 2109120), (5, 1687296), (6, 1406080), (8, 1054560), (10, 843648), (12, 703040), (13, 648960), (15, 562432), (16, 527280), (20, 421824), (24, 351520), (26, 324480), (30, 281216), (32, 263640), (39, 216320), (40, 210912), (48, 175760), (52, 162240), (60, 140608), (64, 131820), (65, 129792), (78, 108160), (80, 105456), (96, 87880), (104, 81120), (120, 70304), (128, 65910), (130, 64896), (156, 54080), (160, 52728), (169, 49920), (192, 43940), (195, 43264), (208, 40560), (240, 35152), (256, 32955), (260, 32448), (312, 27040), (320, 26364), (338, 24960), (384, 21970), (390, 21632), (416, 20280), (480, 17576), (507, 16640), (520, 16224), (624, 13520), (640, 13182), (676, 12480), (768, 10985), (780, 10816), (832, 10140), (845, 9984), (960, 8788), (1014, 8320), (1040, 8112), (1248, 6760), (1280, 6591), (1352, 6240), (1560, 5408), (1664, 5070), (1690, 4992), (1920, 4394), (2028, 4160), (2080, 4056), (2197, 3840), (2496, 3380), (2535, 3328), (2704, 3120)]