204222720

素因数分解:

$2^8\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{4091}}^1$

素因数の和:4128

約数の個数: 144

約数和(自身を含む): 702580032

約数和(自身を除く): 498357312

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 32, 39, 40, 48, 52, 60, 64, 65, 78, 80, 96, 104, 120, 128, 130, 156, 160, 192, 195, 208, 240, 256, 260, 312, 320, 384, 390, 416, 480, 520, 624, 640, 768, 780, 832, 960, 1040, 1248, 1280, 1560, 1664, 1920, 2080, 2496, 3120, 3328, 3840, 4091, 4160, 4992, 6240, 8182, 8320, 9984, 12273, 12480, 16364, 16640, 20455, 24546, 24960, 32728, 40910, 49092, 49920, 53183, 61365, 65456, 81820, 98184, 106366, 122730, 130912, 159549, 163640, 196368, 212732, 245460, 261824, 265915, 319098, 327280, 392736, 425464, 490920, 523648, 531830, 638196, 654560, 785472, 797745, 850928, 981840, 1047296, 1063660, 1276392, 1309120, 1570944, 1595490, 1701856, 1963680, 2127320, 2552784, 2618240, 3141888, 3190980, 3403712, 3927360, 4254640, 5105568, 5236480, 6381960, 6807424, 7854720, 8509280, 10211136, 12763920, 13614848, 15709440, 17018560, 20422272, 25527840, 34037120, 40844544, 51055680, 68074240, 102111360, 204222720]

約数ペア:

[(1, 204222720), (2, 102111360), (3, 68074240), (4, 51055680), (5, 40844544), (6, 34037120), (8, 25527840), (10, 20422272), (12, 17018560), (13, 15709440), (15, 13614848), (16, 12763920), (20, 10211136), (24, 8509280), (26, 7854720), (30, 6807424), (32, 6381960), (39, 5236480), (40, 5105568), (48, 4254640), (52, 3927360), (60, 3403712), (64, 3190980), (65, 3141888), (78, 2618240), (80, 2552784), (96, 2127320), (104, 1963680), (120, 1701856), (128, 1595490), (130, 1570944), (156, 1309120), (160, 1276392), (192, 1063660), (195, 1047296), (208, 981840), (240, 850928), (256, 797745), (260, 785472), (312, 654560), (320, 638196), (384, 531830), (390, 523648), (416, 490920), (480, 425464), (520, 392736), (624, 327280), (640, 319098), (768, 265915), (780, 261824), (832, 245460), (960, 212732), (1040, 196368), (1248, 163640), (1280, 159549), (1560, 130912), (1664, 122730), (1920, 106366), (2080, 98184), (2496, 81820), (3120, 65456), (3328, 61365), (3840, 53183), (4091, 49920), (4160, 49092), (4992, 40910), (6240, 32728), (8182, 24960), (8320, 24546), (9984, 20455), (12273, 16640), (12480, 16364)]