1208974720

素因数分解:

$2^7\times 5^1\times {\mathrm{17}}^1\times {\mathrm{111119}}^1$

素因数の和:111155

約数の個数: 64

約数和(自身を含む): 3060244800

約数和(自身を除く): 1851270080

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 32, 34, 40, 64, 68, 80, 85, 128, 136, 160, 170, 272, 320, 340, 544, 640, 680, 1088, 1360, 2176, 2720, 5440, 10880, 111119, 222238, 444476, 555595, 888952, 1111190, 1777904, 1889023, 2222380, 3555808, 3778046, 4444760, 7111616, 7556092, 8889520, 9445115, 14223232, 15112184, 17779040, 18890230, 30224368, 35558080, 37780460, 60448736, 71116160, 75560920, 120897472, 151121840, 241794944, 302243680, 604487360, 1208974720]

約数ペア:

[(1, 1208974720), (2, 604487360), (4, 302243680), (5, 241794944), (8, 151121840), (10, 120897472), (16, 75560920), (17, 71116160), (20, 60448736), (32, 37780460), (34, 35558080), (40, 30224368), (64, 18890230), (68, 17779040), (80, 15112184), (85, 14223232), (128, 9445115), (136, 8889520), (160, 7556092), (170, 7111616), (272, 4444760), (320, 3778046), (340, 3555808), (544, 2222380), (640, 1889023), (680, 1777904), (1088, 1111190), (1360, 888952), (2176, 555595), (2720, 444476), (5440, 222238), (10880, 111119)]