68666640

素因数分解:

$2^4\times 3^1\times 5^1\times 7^2\times {\mathrm{5839}}^1$

素因数の和:5869

約数の個数: 120

約数和(自身を含む): 247662720

約数和(自身を除く): 178996080

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 35, 40, 42, 48, 49, 56, 60, 70, 80, 84, 98, 105, 112, 120, 140, 147, 168, 196, 210, 240, 245, 280, 294, 336, 392, 420, 490, 560, 588, 735, 784, 840, 980, 1176, 1470, 1680, 1960, 2352, 2940, 3920, 5839, 5880, 11678, 11760, 17517, 23356, 29195, 35034, 40873, 46712, 58390, 70068, 81746, 87585, 93424, 116780, 122619, 140136, 163492, 175170, 204365, 233560, 245238, 280272, 286111, 326984, 350340, 408730, 467120, 490476, 572222, 613095, 653968, 700680, 817460, 858333, 980952, 1144444, 1226190, 1401360, 1430555, 1634920, 1716666, 1961904, 2288888, 2452380, 2861110, 3269840, 3433332, 4291665, 4577776, 4904760, 5722220, 6866664, 8583330, 9809520, 11444440, 13733328, 17166660, 22888880, 34333320, 68666640]

約数ペア:

[(1, 68666640), (2, 34333320), (3, 22888880), (4, 17166660), (5, 13733328), (6, 11444440), (7, 9809520), (8, 8583330), (10, 6866664), (12, 5722220), (14, 4904760), (15, 4577776), (16, 4291665), (20, 3433332), (21, 3269840), (24, 2861110), (28, 2452380), (30, 2288888), (35, 1961904), (40, 1716666), (42, 1634920), (48, 1430555), (49, 1401360), (56, 1226190), (60, 1144444), (70, 980952), (80, 858333), (84, 817460), (98, 700680), (105, 653968), (112, 613095), (120, 572222), (140, 490476), (147, 467120), (168, 408730), (196, 350340), (210, 326984), (240, 286111), (245, 280272), (280, 245238), (294, 233560), (336, 204365), (392, 175170), (420, 163492), (490, 140136), (560, 122619), (588, 116780), (735, 93424), (784, 87585), (840, 81746), (980, 70068), (1176, 58390), (1470, 46712), (1680, 40873), (1960, 35034), (2352, 29195), (2940, 23356), (3920, 17517), (5839, 11760), (5880, 11678)]