18410880

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{223}}^1$

素因数の和:288

約数の個数: 128

約数和(自身を含む): 60318720

約数和(自身を除く): 41907840

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 43, 48, 60, 64, 80, 86, 96, 120, 128, 129, 160, 172, 192, 215, 223, 240, 258, 320, 344, 384, 430, 446, 480, 516, 640, 645, 669, 688, 860, 892, 960, 1032, 1115, 1290, 1338, 1376, 1720, 1784, 1920, 2064, 2230, 2580, 2676, 2752, 3345, 3440, 3568, 4128, 4460, 5160, 5352, 5504, 6690, 6880, 7136, 8256, 8920, 9589, 10320, 10704, 13380, 13760, 14272, 16512, 17840, 19178, 20640, 21408, 26760, 27520, 28544, 28767, 35680, 38356, 41280, 42816, 47945, 53520, 57534, 71360, 76712, 82560, 85632, 95890, 107040, 115068, 142720, 143835, 153424, 191780, 214080, 230136, 287670, 306848, 383560, 428160, 460272, 575340, 613696, 767120, 920544, 1150680, 1227392, 1534240, 1841088, 2301360, 3068480, 3682176, 4602720, 6136960, 9205440, 18410880]

約数ペア:

[(1, 18410880), (2, 9205440), (3, 6136960), (4, 4602720), (5, 3682176), (6, 3068480), (8, 2301360), (10, 1841088), (12, 1534240), (15, 1227392), (16, 1150680), (20, 920544), (24, 767120), (30, 613696), (32, 575340), (40, 460272), (43, 428160), (48, 383560), (60, 306848), (64, 287670), (80, 230136), (86, 214080), (96, 191780), (120, 153424), (128, 143835), (129, 142720), (160, 115068), (172, 107040), (192, 95890), (215, 85632), (223, 82560), (240, 76712), (258, 71360), (320, 57534), (344, 53520), (384, 47945), (430, 42816), (446, 41280), (480, 38356), (516, 35680), (640, 28767), (645, 28544), (669, 27520), (688, 26760), (860, 21408), (892, 20640), (960, 19178), (1032, 17840), (1115, 16512), (1290, 14272), (1338, 13760), (1376, 13380), (1720, 10704), (1784, 10320), (1920, 9589), (2064, 8920), (2230, 8256), (2580, 7136), (2676, 6880), (2752, 6690), (3345, 5504), (3440, 5352), (3568, 5160), (4128, 4460)]