38945040

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{263}}^1\times {\mathrm{617}}^1$

素因数の和:896

約数の個数: 80

約数和(自身を含む): 121385088

約数和(自身を除く): 82440048

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 263, 526, 617, 789, 1052, 1234, 1315, 1578, 1851, 2104, 2468, 2630, 3085, 3156, 3702, 3945, 4208, 4936, 5260, 6170, 6312, 7404, 7890, 9255, 9872, 10520, 12340, 12624, 14808, 15780, 18510, 21040, 24680, 29616, 31560, 37020, 49360, 63120, 74040, 148080, 162271, 324542, 486813, 649084, 811355, 973626, 1298168, 1622710, 1947252, 2434065, 2596336, 3245420, 3894504, 4868130, 6490840, 7789008, 9736260, 12981680, 19472520, 38945040]

約数ペア:

[(1, 38945040), (2, 19472520), (3, 12981680), (4, 9736260), (5, 7789008), (6, 6490840), (8, 4868130), (10, 3894504), (12, 3245420), (15, 2596336), (16, 2434065), (20, 1947252), (24, 1622710), (30, 1298168), (40, 973626), (48, 811355), (60, 649084), (80, 486813), (120, 324542), (240, 162271), (263, 148080), (526, 74040), (617, 63120), (789, 49360), (1052, 37020), (1234, 31560), (1315, 29616), (1578, 24680), (1851, 21040), (2104, 18510), (2468, 15780), (2630, 14808), (3085, 12624), (3156, 12340), (3702, 10520), (3945, 9872), (4208, 9255), (4936, 7890), (5260, 7404), (6170, 6312)]