1275779820

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{827}}^1\times {\mathrm{3673}}^1$

素因数の和:4519

約数の個数: 96

約数和(自身を含む): 4088544768

約数和(自身を除く): 2812764948

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 827, 1654, 2481, 3308, 3673, 4135, 4962, 5789, 7346, 8270, 9924, 11019, 11578, 12405, 14692, 16540, 17367, 18365, 22038, 23156, 24810, 25711, 28945, 34734, 36730, 44076, 49620, 51422, 55095, 57890, 69468, 73460, 77133, 86835, 102844, 110190, 115780, 128555, 154266, 173670, 220380, 257110, 308532, 347340, 385665, 514220, 771330, 1542660, 3037571, 6075142, 9112713, 12150284, 15187855, 18225426, 21262997, 30375710, 36450852, 42525994, 45563565, 60751420, 63788991, 85051988, 91127130, 106314985, 127577982, 182254260, 212629970, 255155964, 318944955, 425259940, 637889910, 1275779820]

約数ペア:

[(1, 1275779820), (2, 637889910), (3, 425259940), (4, 318944955), (5, 255155964), (6, 212629970), (7, 182254260), (10, 127577982), (12, 106314985), (14, 91127130), (15, 85051988), (20, 63788991), (21, 60751420), (28, 45563565), (30, 42525994), (35, 36450852), (42, 30375710), (60, 21262997), (70, 18225426), (84, 15187855), (105, 12150284), (140, 9112713), (210, 6075142), (420, 3037571), (827, 1542660), (1654, 771330), (2481, 514220), (3308, 385665), (3673, 347340), (4135, 308532), (4962, 257110), (5789, 220380), (7346, 173670), (8270, 154266), (9924, 128555), (11019, 115780), (11578, 110190), (12405, 102844), (14692, 86835), (16540, 77133), (17367, 73460), (18365, 69468), (22038, 57890), (23156, 55095), (24810, 51422), (25711, 49620), (28945, 44076), (34734, 36730)]