68413590

素因数分解:

$2^1\times 3^2\times 5^1\times 7^1\times {\mathrm{31}}^2\times {\mathrm{113}}^1$

素因数の和:195

約数の個数: 144

約数和(自身を含む): 211914144

約数和(自身を除く): 143500554

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 30, 31, 35, 42, 45, 62, 63, 70, 90, 93, 105, 113, 126, 155, 186, 210, 217, 226, 279, 310, 315, 339, 434, 465, 558, 565, 630, 651, 678, 791, 930, 961, 1017, 1085, 1130, 1302, 1395, 1582, 1695, 1922, 1953, 2034, 2170, 2373, 2790, 2883, 3255, 3390, 3503, 3906, 3955, 4746, 4805, 5085, 5766, 6510, 6727, 7006, 7119, 7910, 8649, 9610, 9765, 10170, 10509, 11865, 13454, 14238, 14415, 17298, 17515, 19530, 20181, 21018, 23730, 24521, 28830, 31527, 33635, 35030, 35595, 40362, 43245, 49042, 52545, 60543, 63054, 67270, 71190, 73563, 86490, 100905, 105090, 108593, 121086, 122605, 147126, 157635, 201810, 217186, 220689, 245210, 302715, 315270, 325779, 367815, 441378, 542965, 605430, 651558, 735630, 760151, 977337, 1085930, 1103445, 1520302, 1628895, 1954674, 2206890, 2280453, 3257790, 3800755, 4560906, 4886685, 6841359, 7601510, 9773370, 11402265, 13682718, 22804530, 34206795, 68413590]

約数ペア:

[(1, 68413590), (2, 34206795), (3, 22804530), (5, 13682718), (6, 11402265), (7, 9773370), (9, 7601510), (10, 6841359), (14, 4886685), (15, 4560906), (18, 3800755), (21, 3257790), (30, 2280453), (31, 2206890), (35, 1954674), (42, 1628895), (45, 1520302), (62, 1103445), (63, 1085930), (70, 977337), (90, 760151), (93, 735630), (105, 651558), (113, 605430), (126, 542965), (155, 441378), (186, 367815), (210, 325779), (217, 315270), (226, 302715), (279, 245210), (310, 220689), (315, 217186), (339, 201810), (434, 157635), (465, 147126), (558, 122605), (565, 121086), (630, 108593), (651, 105090), (678, 100905), (791, 86490), (930, 73563), (961, 71190), (1017, 67270), (1085, 63054), (1130, 60543), (1302, 52545), (1395, 49042), (1582, 43245), (1695, 40362), (1922, 35595), (1953, 35030), (2034, 33635), (2170, 31527), (2373, 28830), (2790, 24521), (2883, 23730), (3255, 21018), (3390, 20181), (3503, 19530), (3906, 17515), (3955, 17298), (4746, 14415), (4805, 14238), (5085, 13454), (5766, 11865), (6510, 10509), (6727, 10170), (7006, 9765), (7119, 9610), (7910, 8649)]