65838720

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{53}}^1\times {\mathrm{647}}^1$

素因数の和:722

約数の個数: 128

約数和(自身を含む): 214151040

約数和(自身を除く): 148312320

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, 265, 318, 320, 384, 424, 480, 530, 636, 640, 647, 795, 848, 960, 1060, 1272, 1294, 1590, 1696, 1920, 1941, 2120, 2544, 2588, 3180, 3235, 3392, 3882, 4240, 5088, 5176, 6360, 6470, 6784, 7764, 8480, 9705, 10176, 10352, 12720, 12940, 15528, 16960, 19410, 20352, 20704, 25440, 25880, 31056, 33920, 34291, 38820, 41408, 50880, 51760, 62112, 68582, 77640, 82816, 101760, 102873, 103520, 124224, 137164, 155280, 171455, 205746, 207040, 248448, 274328, 310560, 342910, 411492, 414080, 514365, 548656, 621120, 685820, 822984, 1028730, 1097312, 1242240, 1371640, 1645968, 2057460, 2194624, 2743280, 3291936, 4114920, 4389248, 5486560, 6583872, 8229840, 10973120, 13167744, 16459680, 21946240, 32919360, 65838720]

約数ペア:

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