351327340

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{13}}^2\times {\mathrm{31}}^1\times {\mathrm{479}}^1$

素因数の和:552

約数の個数: 144

約数和(自身を含む): 944455680

約数和(自身を除く): 593128340

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 26, 28, 31, 35, 52, 62, 65, 70, 91, 124, 130, 140, 155, 169, 182, 217, 260, 310, 338, 364, 403, 434, 455, 479, 620, 676, 806, 845, 868, 910, 958, 1085, 1183, 1612, 1690, 1820, 1916, 2015, 2170, 2366, 2395, 2821, 3353, 3380, 4030, 4340, 4732, 4790, 5239, 5642, 5915, 6227, 6706, 8060, 9580, 10478, 11284, 11830, 12454, 13412, 14105, 14849, 16765, 20956, 23660, 24908, 26195, 28210, 29698, 31135, 33530, 36673, 43589, 52390, 56420, 59396, 62270, 67060, 73346, 74245, 80951, 87178, 103943, 104780, 124540, 146692, 148490, 161902, 174356, 183365, 193037, 207886, 217945, 296980, 323804, 366730, 386074, 404755, 415772, 435890, 519715, 566657, 733460, 772148, 809510, 871780, 965185, 1039430, 1133314, 1351259, 1619020, 1930370, 2078860, 2266628, 2509481, 2702518, 2833285, 3860740, 5018962, 5405036, 5666570, 6756295, 10037924, 11333140, 12547405, 13512590, 17566367, 25094810, 27025180, 35132734, 50189620, 70265468, 87831835, 175663670, 351327340]

約数ペア:

[(1, 351327340), (2, 175663670), (4, 87831835), (5, 70265468), (7, 50189620), (10, 35132734), (13, 27025180), (14, 25094810), (20, 17566367), (26, 13512590), (28, 12547405), (31, 11333140), (35, 10037924), (52, 6756295), (62, 5666570), (65, 5405036), (70, 5018962), (91, 3860740), (124, 2833285), (130, 2702518), (140, 2509481), (155, 2266628), (169, 2078860), (182, 1930370), (217, 1619020), (260, 1351259), (310, 1133314), (338, 1039430), (364, 965185), (403, 871780), (434, 809510), (455, 772148), (479, 733460), (620, 566657), (676, 519715), (806, 435890), (845, 415772), (868, 404755), (910, 386074), (958, 366730), (1085, 323804), (1183, 296980), (1612, 217945), (1690, 207886), (1820, 193037), (1916, 183365), (2015, 174356), (2170, 161902), (2366, 148490), (2395, 146692), (2821, 124540), (3353, 104780), (3380, 103943), (4030, 87178), (4340, 80951), (4732, 74245), (4790, 73346), (5239, 67060), (5642, 62270), (5915, 59396), (6227, 56420), (6706, 52390), (8060, 43589), (9580, 36673), (10478, 33530), (11284, 31135), (11830, 29698), (12454, 28210), (13412, 26195), (14105, 24908), (14849, 23660), (16765, 20956)]