208631040

素因数分解:

$2^8\times 3^1\times 5^1\times {\mathrm{54331}}^1$

素因数の和:54355

約数の個数: 72

約数和(自身を含む): 666327648

約数和(自身を除く): 457696608

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 120, 128, 160, 192, 240, 256, 320, 384, 480, 640, 768, 960, 1280, 1920, 3840, 54331, 108662, 162993, 217324, 271655, 325986, 434648, 543310, 651972, 814965, 869296, 1086620, 1303944, 1629930, 1738592, 2173240, 2607888, 3259860, 3477184, 4346480, 5215776, 6519720, 6954368, 8692960, 10431552, 13039440, 13908736, 17385920, 20863104, 26078880, 34771840, 41726208, 52157760, 69543680, 104315520, 208631040]

約数ペア:

[(1, 208631040), (2, 104315520), (3, 69543680), (4, 52157760), (5, 41726208), (6, 34771840), (8, 26078880), (10, 20863104), (12, 17385920), (15, 13908736), (16, 13039440), (20, 10431552), (24, 8692960), (30, 6954368), (32, 6519720), (40, 5215776), (48, 4346480), (60, 3477184), (64, 3259860), (80, 2607888), (96, 2173240), (120, 1738592), (128, 1629930), (160, 1303944), (192, 1086620), (240, 869296), (256, 814965), (320, 651972), (384, 543310), (480, 434648), (640, 325986), (768, 271655), (960, 217324), (1280, 162993), (1920, 108662), (3840, 54331)]