1640573040

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{61}}^1\times {\mathrm{112061}}^1$

素因数の和:112138

約数の個数: 80

約数和(自身を含む): 5169195936

約数和(自身を除く): 3528622896

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 61, 80, 120, 122, 183, 240, 244, 305, 366, 488, 610, 732, 915, 976, 1220, 1464, 1830, 2440, 2928, 3660, 4880, 7320, 14640, 112061, 224122, 336183, 448244, 560305, 672366, 896488, 1120610, 1344732, 1680915, 1792976, 2241220, 2689464, 3361830, 4482440, 5378928, 6723660, 6835721, 8964880, 13447320, 13671442, 20507163, 26894640, 27342884, 34178605, 41014326, 54685768, 68357210, 82028652, 102535815, 109371536, 136714420, 164057304, 205071630, 273428840, 328114608, 410143260, 546857680, 820286520, 1640573040]

約数ペア:

[(1, 1640573040), (2, 820286520), (3, 546857680), (4, 410143260), (5, 328114608), (6, 273428840), (8, 205071630), (10, 164057304), (12, 136714420), (15, 109371536), (16, 102535815), (20, 82028652), (24, 68357210), (30, 54685768), (40, 41014326), (48, 34178605), (60, 27342884), (61, 26894640), (80, 20507163), (120, 13671442), (122, 13447320), (183, 8964880), (240, 6835721), (244, 6723660), (305, 5378928), (366, 4482440), (488, 3361830), (610, 2689464), (732, 2241220), (915, 1792976), (976, 1680915), (1220, 1344732), (1464, 1120610), (1830, 896488), (2440, 672366), (2928, 560305), (3660, 448244), (4880, 336183), (7320, 224122), (14640, 112061)]