391242240

素因数分解:

$2^9\times 3^2\times 5^1\times {\mathrm{16981}}^1$

素因数の和:17010

約数の個数: 120

約数和(自身を含む): 1355061708

約数和(自身を除く): 963819468

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 64, 72, 80, 90, 96, 120, 128, 144, 160, 180, 192, 240, 256, 288, 320, 360, 384, 480, 512, 576, 640, 720, 768, 960, 1152, 1280, 1440, 1536, 1920, 2304, 2560, 2880, 3840, 4608, 5760, 7680, 11520, 16981, 23040, 33962, 50943, 67924, 84905, 101886, 135848, 152829, 169810, 203772, 254715, 271696, 305658, 339620, 407544, 509430, 543392, 611316, 679240, 764145, 815088, 1018860, 1086784, 1222632, 1358480, 1528290, 1630176, 2037720, 2173568, 2445264, 2716960, 3056580, 3260352, 4075440, 4347136, 4890528, 5433920, 6113160, 6520704, 8150880, 8694272, 9781056, 10867840, 12226320, 13041408, 16301760, 19562112, 21735680, 24452640, 26082816, 32603520, 39124224, 43471360, 48905280, 65207040, 78248448, 97810560, 130414080, 195621120, 391242240]

約数ペア:

[(1, 391242240), (2, 195621120), (3, 130414080), (4, 97810560), (5, 78248448), (6, 65207040), (8, 48905280), (9, 43471360), (10, 39124224), (12, 32603520), (15, 26082816), (16, 24452640), (18, 21735680), (20, 19562112), (24, 16301760), (30, 13041408), (32, 12226320), (36, 10867840), (40, 9781056), (45, 8694272), (48, 8150880), (60, 6520704), (64, 6113160), (72, 5433920), (80, 4890528), (90, 4347136), (96, 4075440), (120, 3260352), (128, 3056580), (144, 2716960), (160, 2445264), (180, 2173568), (192, 2037720), (240, 1630176), (256, 1528290), (288, 1358480), (320, 1222632), (360, 1086784), (384, 1018860), (480, 815088), (512, 764145), (576, 679240), (640, 611316), (720, 543392), (768, 509430), (960, 407544), (1152, 339620), (1280, 305658), (1440, 271696), (1536, 254715), (1920, 203772), (2304, 169810), (2560, 152829), (2880, 135848), (3840, 101886), (4608, 84905), (5760, 67924), (7680, 50943), (11520, 33962), (16981, 23040)]