68818080

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{311}}^1\times {\mathrm{461}}^1$

素因数の和:790

約数の個数: 96

約数和(自身を含む): 217945728

約数和(自身を除く): 149127648

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 80, 96, 120, 160, 240, 311, 461, 480, 622, 922, 933, 1244, 1383, 1555, 1844, 1866, 2305, 2488, 2766, 3110, 3688, 3732, 4610, 4665, 4976, 5532, 6220, 6915, 7376, 7464, 9220, 9330, 9952, 11064, 12440, 13830, 14752, 14928, 18440, 18660, 22128, 24880, 27660, 29856, 36880, 37320, 44256, 49760, 55320, 73760, 74640, 110640, 143371, 149280, 221280, 286742, 430113, 573484, 716855, 860226, 1146968, 1433710, 1720452, 2150565, 2293936, 2867420, 3440904, 4301130, 4587872, 5734840, 6881808, 8602260, 11469680, 13763616, 17204520, 22939360, 34409040, 68818080]

約数ペア:

[(1, 68818080), (2, 34409040), (3, 22939360), (4, 17204520), (5, 13763616), (6, 11469680), (8, 8602260), (10, 6881808), (12, 5734840), (15, 4587872), (16, 4301130), (20, 3440904), (24, 2867420), (30, 2293936), (32, 2150565), (40, 1720452), (48, 1433710), (60, 1146968), (80, 860226), (96, 716855), (120, 573484), (160, 430113), (240, 286742), (311, 221280), (461, 149280), (480, 143371), (622, 110640), (922, 74640), (933, 73760), (1244, 55320), (1383, 49760), (1555, 44256), (1844, 37320), (1866, 36880), (2305, 29856), (2488, 27660), (2766, 24880), (3110, 22128), (3688, 18660), (3732, 18440), (4610, 14928), (4665, 14752), (4976, 13830), (5532, 12440), (6220, 11064), (6915, 9952), (7376, 9330), (7464, 9220)]