222470040

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{142609}}^1$

素因数の和:142636

約数の個数: 64

約数和(自身を含む): 718754400

約数和(自身を除く): 496284360

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 24, 26, 30, 39, 40, 52, 60, 65, 78, 104, 120, 130, 156, 195, 260, 312, 390, 520, 780, 1560, 142609, 285218, 427827, 570436, 713045, 855654, 1140872, 1426090, 1711308, 1853917, 2139135, 2852180, 3422616, 3707834, 4278270, 5561751, 5704360, 7415668, 8556540, 9269585, 11123502, 14831336, 17113080, 18539170, 22247004, 27808755, 37078340, 44494008, 55617510, 74156680, 111235020, 222470040]

約数ペア:

[(1, 222470040), (2, 111235020), (3, 74156680), (4, 55617510), (5, 44494008), (6, 37078340), (8, 27808755), (10, 22247004), (12, 18539170), (13, 17113080), (15, 14831336), (20, 11123502), (24, 9269585), (26, 8556540), (30, 7415668), (39, 5704360), (40, 5561751), (52, 4278270), (60, 3707834), (65, 3422616), (78, 2852180), (104, 2139135), (120, 1853917), (130, 1711308), (156, 1426090), (195, 1140872), (260, 855654), (312, 713045), (390, 570436), (520, 427827), (780, 285218), (1560, 142609)]