68378560

素因数分解:

$2^6\times 5^1\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{113}}^1$

素因数の和:222

約数の個数: 112

約数和(自身を含む): 172346112

約数和(自身を除く): 103967552

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 61, 62, 64, 80, 113, 122, 124, 155, 160, 226, 244, 248, 305, 310, 320, 452, 488, 496, 565, 610, 620, 904, 976, 992, 1130, 1220, 1240, 1808, 1891, 1952, 1984, 2260, 2440, 2480, 3503, 3616, 3782, 3904, 4520, 4880, 4960, 6893, 7006, 7232, 7564, 9040, 9455, 9760, 9920, 13786, 14012, 15128, 17515, 18080, 18910, 19520, 27572, 28024, 30256, 34465, 35030, 36160, 37820, 55144, 56048, 60512, 68930, 70060, 75640, 110288, 112096, 121024, 137860, 140120, 151280, 213683, 220576, 224192, 275720, 280240, 302560, 427366, 441152, 551440, 560480, 605120, 854732, 1068415, 1102880, 1120960, 1709464, 2136830, 2205760, 3418928, 4273660, 6837856, 8547320, 13675712, 17094640, 34189280, 68378560]

約数ペア:

[(1, 68378560), (2, 34189280), (4, 17094640), (5, 13675712), (8, 8547320), (10, 6837856), (16, 4273660), (20, 3418928), (31, 2205760), (32, 2136830), (40, 1709464), (61, 1120960), (62, 1102880), (64, 1068415), (80, 854732), (113, 605120), (122, 560480), (124, 551440), (155, 441152), (160, 427366), (226, 302560), (244, 280240), (248, 275720), (305, 224192), (310, 220576), (320, 213683), (452, 151280), (488, 140120), (496, 137860), (565, 121024), (610, 112096), (620, 110288), (904, 75640), (976, 70060), (992, 68930), (1130, 60512), (1220, 56048), (1240, 55144), (1808, 37820), (1891, 36160), (1952, 35030), (1984, 34465), (2260, 30256), (2440, 28024), (2480, 27572), (3503, 19520), (3616, 18910), (3782, 18080), (3904, 17515), (4520, 15128), (4880, 14012), (4960, 13786), (6893, 9920), (7006, 9760), (7232, 9455), (7564, 9040)]