343895940

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{157}}^1\times {\mathrm{283}}^1$

素因数の和:498

約数の個数: 144

約数和(自身を含む): 1078004928

約数和(自身を除く): 734108988

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 43, 45, 60, 86, 90, 129, 157, 172, 180, 215, 258, 283, 314, 387, 430, 471, 516, 566, 628, 645, 774, 785, 849, 860, 942, 1132, 1290, 1413, 1415, 1548, 1570, 1698, 1884, 1935, 2355, 2547, 2580, 2826, 2830, 3140, 3396, 3870, 4245, 4710, 5094, 5652, 5660, 6751, 7065, 7740, 8490, 9420, 10188, 12169, 12735, 13502, 14130, 16980, 20253, 24338, 25470, 27004, 28260, 33755, 36507, 40506, 44431, 48676, 50940, 60759, 60845, 67510, 73014, 81012, 88862, 101265, 109521, 121518, 121690, 133293, 135020, 146028, 177724, 182535, 202530, 219042, 222155, 243036, 243380, 266586, 303795, 365070, 399879, 405060, 438084, 444310, 533172, 547605, 607590, 666465, 730140, 799758, 888620, 1095210, 1215180, 1332930, 1599516, 1910533, 1999395, 2190420, 2665860, 3821066, 3998790, 5731599, 7642132, 7997580, 9552665, 11463198, 17194797, 19105330, 22926396, 28657995, 34389594, 38210660, 57315990, 68779188, 85973985, 114631980, 171947970, 343895940]

約数ペア:

[(1, 343895940), (2, 171947970), (3, 114631980), (4, 85973985), (5, 68779188), (6, 57315990), (9, 38210660), (10, 34389594), (12, 28657995), (15, 22926396), (18, 19105330), (20, 17194797), (30, 11463198), (36, 9552665), (43, 7997580), (45, 7642132), (60, 5731599), (86, 3998790), (90, 3821066), (129, 2665860), (157, 2190420), (172, 1999395), (180, 1910533), (215, 1599516), (258, 1332930), (283, 1215180), (314, 1095210), (387, 888620), (430, 799758), (471, 730140), (516, 666465), (566, 607590), (628, 547605), (645, 533172), (774, 444310), (785, 438084), (849, 405060), (860, 399879), (942, 365070), (1132, 303795), (1290, 266586), (1413, 243380), (1415, 243036), (1548, 222155), (1570, 219042), (1698, 202530), (1884, 182535), (1935, 177724), (2355, 146028), (2547, 135020), (2580, 133293), (2826, 121690), (2830, 121518), (3140, 109521), (3396, 101265), (3870, 88862), (4245, 81012), (4710, 73014), (5094, 67510), (5652, 60845), (5660, 60759), (6751, 50940), (7065, 48676), (7740, 44431), (8490, 40506), (9420, 36507), (10188, 33755), (12169, 28260), (12735, 27004), (13502, 25470), (14130, 24338), (16980, 20253)]