217140840

素因数分解:

$2^3\times 3^2\times 5^1\times 7^1\times {\mathrm{199}}^1\times {\mathrm{433}}^1$

素因数の和:656

約数の個数: 192

約数和(自身を含む): 812448000

約数和(自身を除く): 595307160

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 45, 56, 60, 63, 70, 72, 84, 90, 105, 120, 126, 140, 168, 180, 199, 210, 252, 280, 315, 360, 398, 420, 433, 504, 597, 630, 796, 840, 866, 995, 1194, 1260, 1299, 1393, 1592, 1732, 1791, 1990, 2165, 2388, 2520, 2598, 2786, 2985, 3031, 3464, 3582, 3897, 3980, 4179, 4330, 4776, 5196, 5572, 5970, 6062, 6495, 6965, 7164, 7794, 7960, 8358, 8660, 8955, 9093, 10392, 11144, 11940, 12124, 12537, 12990, 13930, 14328, 15155, 15588, 16716, 17320, 17910, 18186, 19485, 20895, 23880, 24248, 25074, 25980, 27279, 27860, 30310, 31176, 33432, 35820, 36372, 38970, 41790, 45465, 50148, 51960, 54558, 55720, 60620, 62685, 71640, 72744, 77940, 83580, 86167, 90930, 100296, 109116, 121240, 125370, 136395, 155880, 167160, 172334, 181860, 218232, 250740, 258501, 272790, 344668, 363720, 430835, 501480, 517002, 545580, 603169, 689336, 775503, 861670, 1034004, 1091160, 1206338, 1292505, 1551006, 1723340, 1809507, 2068008, 2412676, 2585010, 3015845, 3102012, 3446680, 3619014, 3877515, 4825352, 5170020, 5428521, 6031690, 6204024, 7238028, 7755030, 9047535, 10340040, 10857042, 12063380, 14476056, 15510060, 18095070, 21714084, 24126760, 27142605, 31020120, 36190140, 43428168, 54285210, 72380280, 108570420, 217140840]

約数ペア:

[(1, 217140840), (2, 108570420), (3, 72380280), (4, 54285210), (5, 43428168), (6, 36190140), (7, 31020120), (8, 27142605), (9, 24126760), (10, 21714084), (12, 18095070), (14, 15510060), (15, 14476056), (18, 12063380), (20, 10857042), (21, 10340040), (24, 9047535), (28, 7755030), (30, 7238028), (35, 6204024), (36, 6031690), (40, 5428521), (42, 5170020), (45, 4825352), (56, 3877515), (60, 3619014), (63, 3446680), (70, 3102012), (72, 3015845), (84, 2585010), (90, 2412676), (105, 2068008), (120, 1809507), (126, 1723340), (140, 1551006), (168, 1292505), (180, 1206338), (199, 1091160), (210, 1034004), (252, 861670), (280, 775503), (315, 689336), (360, 603169), (398, 545580), (420, 517002), (433, 501480), (504, 430835), (597, 363720), (630, 344668), (796, 272790), (840, 258501), (866, 250740), (995, 218232), (1194, 181860), (1260, 172334), (1299, 167160), (1393, 155880), (1592, 136395), (1732, 125370), (1791, 121240), (1990, 109116), (2165, 100296), (2388, 90930), (2520, 86167), (2598, 83580), (2786, 77940), (2985, 72744), (3031, 71640), (3464, 62685), (3582, 60620), (3897, 55720), (3980, 54558), (4179, 51960), (4330, 50148), (4776, 45465), (5196, 41790), (5572, 38970), (5970, 36372), (6062, 35820), (6495, 33432), (6965, 31176), (7164, 30310), (7794, 27860), (7960, 27279), (8358, 25980), (8660, 25074), (8955, 24248), (9093, 23880), (10392, 20895), (11144, 19485), (11940, 18186), (12124, 17910), (12537, 17320), (12990, 16716), (13930, 15588), (14328, 15155)]