66878880

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{277}}^1\times {\mathrm{503}}^1$

素因数の和:798

約数の個数: 96

約数和(自身を含む): 211849344

約数和(自身を除く): 144970464

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 80, 96, 120, 160, 240, 277, 480, 503, 554, 831, 1006, 1108, 1385, 1509, 1662, 2012, 2216, 2515, 2770, 3018, 3324, 4024, 4155, 4432, 5030, 5540, 6036, 6648, 7545, 8048, 8310, 8864, 10060, 11080, 12072, 13296, 15090, 16096, 16620, 20120, 22160, 24144, 26592, 30180, 33240, 40240, 44320, 48288, 60360, 66480, 80480, 120720, 132960, 139331, 241440, 278662, 417993, 557324, 696655, 835986, 1114648, 1393310, 1671972, 2089965, 2229296, 2786620, 3343944, 4179930, 4458592, 5573240, 6687888, 8359860, 11146480, 13375776, 16719720, 22292960, 33439440, 66878880]

約数ペア:

[(1, 66878880), (2, 33439440), (3, 22292960), (4, 16719720), (5, 13375776), (6, 11146480), (8, 8359860), (10, 6687888), (12, 5573240), (15, 4458592), (16, 4179930), (20, 3343944), (24, 2786620), (30, 2229296), (32, 2089965), (40, 1671972), (48, 1393310), (60, 1114648), (80, 835986), (96, 696655), (120, 557324), (160, 417993), (240, 278662), (277, 241440), (480, 139331), (503, 132960), (554, 120720), (831, 80480), (1006, 66480), (1108, 60360), (1385, 48288), (1509, 44320), (1662, 40240), (2012, 33240), (2216, 30180), (2515, 26592), (2770, 24144), (3018, 22160), (3324, 20120), (4024, 16620), (4155, 16096), (4432, 15090), (5030, 13296), (5540, 12072), (6036, 11080), (6648, 10060), (7545, 8864), (8048, 8310)]