20631222720

素因数分解:

$2^6\times 3^3\times 5^1\times {\mathrm{2387873}}^1$

素因数の和:2387899

約数の個数: 112

約数和(自身を含む): 72782399520

約数和(自身を除く): 52151176800

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, 2387873, 4775746, 7163619, 9551492, 11939365, 14327238, 19102984, 21490857, 23878730, 28654476, 35818095, 38205968, 42981714, 47757460, 57308952, 64472571, 71636190, 76411936, 85963428, 95514920, 107454285, 114617904, 128945142, 143272380, 152823872, 171926856, 191029840, 214908570, 229235808, 257890284, 286544760, 322362855, 343853712, 382059680, 429817140, 458471616, 515780568, 573089520, 644725710, 687707424, 764119360, 859634280, 1031561136, 1146179040, 1289451420, 1375414848, 1719268560, 2063122272, 2292358080, 2578902840, 3438537120, 4126244544, 5157805680, 6877074240, 10315611360, 20631222720]

約数ペア:

[(1, 20631222720), (2, 10315611360), (3, 6877074240), (4, 5157805680), (5, 4126244544), (6, 3438537120), (8, 2578902840), (9, 2292358080), (10, 2063122272), (12, 1719268560), (15, 1375414848), (16, 1289451420), (18, 1146179040), (20, 1031561136), (24, 859634280), (27, 764119360), (30, 687707424), (32, 644725710), (36, 573089520), (40, 515780568), (45, 458471616), (48, 429817140), (54, 382059680), (60, 343853712), (64, 322362855), (72, 286544760), (80, 257890284), (90, 229235808), (96, 214908570), (108, 191029840), (120, 171926856), (135, 152823872), (144, 143272380), (160, 128945142), (180, 114617904), (192, 107454285), (216, 95514920), (240, 85963428), (270, 76411936), (288, 71636190), (320, 64472571), (360, 57308952), (432, 47757460), (480, 42981714), (540, 38205968), (576, 35818095), (720, 28654476), (864, 23878730), (960, 21490857), (1080, 19102984), (1440, 14327238), (1728, 11939365), (2160, 9551492), (2880, 7163619), (4320, 4775746), (8640, 2387873)]