131677440

素因数分解:

$2^8\times 3^1\times 5^1\times {\mathrm{53}}^1\times {\mathrm{647}}^1$

素因数の和:724

約数の個数: 144

約数和(自身を含む): 429141888

約数和(自身を除く): 297464448

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 53, 60, 64, 80, 96, 106, 120, 128, 159, 160, 192, 212, 240, 256, 265, 318, 320, 384, 424, 480, 530, 636, 640, 647, 768, 795, 848, 960, 1060, 1272, 1280, 1294, 1590, 1696, 1920, 1941, 2120, 2544, 2588, 3180, 3235, 3392, 3840, 3882, 4240, 5088, 5176, 6360, 6470, 6784, 7764, 8480, 9705, 10176, 10352, 12720, 12940, 13568, 15528, 16960, 19410, 20352, 20704, 25440, 25880, 31056, 33920, 34291, 38820, 40704, 41408, 50880, 51760, 62112, 67840, 68582, 77640, 82816, 101760, 102873, 103520, 124224, 137164, 155280, 165632, 171455, 203520, 205746, 207040, 248448, 274328, 310560, 342910, 411492, 414080, 496896, 514365, 548656, 621120, 685820, 822984, 828160, 1028730, 1097312, 1242240, 1371640, 1645968, 2057460, 2194624, 2484480, 2743280, 3291936, 4114920, 4389248, 5486560, 6583872, 8229840, 8778496, 10973120, 13167744, 16459680, 21946240, 26335488, 32919360, 43892480, 65838720, 131677440]

約数ペア:

[(1, 131677440), (2, 65838720), (3, 43892480), (4, 32919360), (5, 26335488), (6, 21946240), (8, 16459680), (10, 13167744), (12, 10973120), (15, 8778496), (16, 8229840), (20, 6583872), (24, 5486560), (30, 4389248), (32, 4114920), (40, 3291936), (48, 2743280), (53, 2484480), (60, 2194624), (64, 2057460), (80, 1645968), (96, 1371640), (106, 1242240), (120, 1097312), (128, 1028730), (159, 828160), (160, 822984), (192, 685820), (212, 621120), (240, 548656), (256, 514365), (265, 496896), (318, 414080), (320, 411492), (384, 342910), (424, 310560), (480, 274328), (530, 248448), (636, 207040), (640, 205746), (647, 203520), (768, 171455), (795, 165632), (848, 155280), (960, 137164), (1060, 124224), (1272, 103520), (1280, 102873), (1294, 101760), (1590, 82816), (1696, 77640), (1920, 68582), (1941, 67840), (2120, 62112), (2544, 51760), (2588, 50880), (3180, 41408), (3235, 40704), (3392, 38820), (3840, 34291), (3882, 33920), (4240, 31056), (5088, 25880), (5176, 25440), (6360, 20704), (6470, 20352), (6784, 19410), (7764, 16960), (8480, 15528), (9705, 13568), (10176, 12940), (10352, 12720)]