221814720

素因数分解:

$2^6\times 3^3\times 5^1\times {\mathrm{25673}}^1$

素因数の和:25699

約数の個数: 112

約数和(自身を含む): 782543520

約数和(自身を除く): 560728800

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 32, 36, 40, 45, 48, 54, 60, 64, 72, 80, 90, 96, 108, 120, 135, 144, 160, 180, 192, 216, 240, 270, 288, 320, 360, 432, 480, 540, 576, 720, 864, 960, 1080, 1440, 1728, 2160, 2880, 4320, 8640, 25673, 51346, 77019, 102692, 128365, 154038, 205384, 231057, 256730, 308076, 385095, 410768, 462114, 513460, 616152, 693171, 770190, 821536, 924228, 1026920, 1155285, 1232304, 1386342, 1540380, 1643072, 1848456, 2053840, 2310570, 2464608, 2772684, 3080760, 3465855, 3696912, 4107680, 4621140, 4929216, 5545368, 6161520, 6931710, 7393824, 8215360, 9242280, 11090736, 12323040, 13863420, 14787648, 18484560, 22181472, 24646080, 27726840, 36969120, 44362944, 55453680, 73938240, 110907360, 221814720]

約数ペア:

[(1, 221814720), (2, 110907360), (3, 73938240), (4, 55453680), (5, 44362944), (6, 36969120), (8, 27726840), (9, 24646080), (10, 22181472), (12, 18484560), (15, 14787648), (16, 13863420), (18, 12323040), (20, 11090736), (24, 9242280), (27, 8215360), (30, 7393824), (32, 6931710), (36, 6161520), (40, 5545368), (45, 4929216), (48, 4621140), (54, 4107680), (60, 3696912), (64, 3465855), (72, 3080760), (80, 2772684), (90, 2464608), (96, 2310570), (108, 2053840), (120, 1848456), (135, 1643072), (144, 1540380), (160, 1386342), (180, 1232304), (192, 1155285), (216, 1026920), (240, 924228), (270, 821536), (288, 770190), (320, 693171), (360, 616152), (432, 513460), (480, 462114), (540, 410768), (576, 385095), (720, 308076), (864, 256730), (960, 231057), (1080, 205384), (1440, 154038), (1728, 128365), (2160, 102692), (2880, 77019), (4320, 51346), (8640, 25673)]