201399960

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{1697}}^1$

素因数の和:1777

約数の個数: 128

約数和(自身を含む): 645511680

約数和(自身を除く): 444111720

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 23, 24, 30, 40, 43, 46, 60, 69, 86, 92, 115, 120, 129, 138, 172, 184, 215, 230, 258, 276, 344, 345, 430, 460, 516, 552, 645, 690, 860, 920, 989, 1032, 1290, 1380, 1697, 1720, 1978, 2580, 2760, 2967, 3394, 3956, 4945, 5091, 5160, 5934, 6788, 7912, 8485, 9890, 10182, 11868, 13576, 14835, 16970, 19780, 20364, 23736, 25455, 29670, 33940, 39031, 39560, 40728, 50910, 59340, 67880, 72971, 78062, 101820, 117093, 118680, 145942, 156124, 195155, 203640, 218913, 234186, 291884, 312248, 364855, 390310, 437826, 468372, 583768, 585465, 729710, 780620, 875652, 936744, 1094565, 1170930, 1459420, 1561240, 1678333, 1751304, 2189130, 2341860, 2918840, 3356666, 4378260, 4683720, 5034999, 6713332, 8391665, 8756520, 10069998, 13426664, 16783330, 20139996, 25174995, 33566660, 40279992, 50349990, 67133320, 100699980, 201399960]

約数ペア:

[(1, 201399960), (2, 100699980), (3, 67133320), (4, 50349990), (5, 40279992), (6, 33566660), (8, 25174995), (10, 20139996), (12, 16783330), (15, 13426664), (20, 10069998), (23, 8756520), (24, 8391665), (30, 6713332), (40, 5034999), (43, 4683720), (46, 4378260), (60, 3356666), (69, 2918840), (86, 2341860), (92, 2189130), (115, 1751304), (120, 1678333), (129, 1561240), (138, 1459420), (172, 1170930), (184, 1094565), (215, 936744), (230, 875652), (258, 780620), (276, 729710), (344, 585465), (345, 583768), (430, 468372), (460, 437826), (516, 390310), (552, 364855), (645, 312248), (690, 291884), (860, 234186), (920, 218913), (989, 203640), (1032, 195155), (1290, 156124), (1380, 145942), (1697, 118680), (1720, 117093), (1978, 101820), (2580, 78062), (2760, 72971), (2967, 67880), (3394, 59340), (3956, 50910), (4945, 40728), (5091, 39560), (5160, 39031), (5934, 33940), (6788, 29670), (7912, 25455), (8485, 23736), (9890, 20364), (10182, 19780), (11868, 16970), (13576, 14835)]