47107840

素因数分解:

$2^8\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{149}}^1$

素因数の和:202

約数の個数: 144

約数和(自身を含む): 128772000

約数和(自身を除く): 81664160

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 19, 20, 26, 32, 38, 40, 52, 64, 65, 76, 80, 95, 104, 128, 130, 149, 152, 160, 190, 208, 247, 256, 260, 298, 304, 320, 380, 416, 494, 520, 596, 608, 640, 745, 760, 832, 988, 1040, 1192, 1216, 1235, 1280, 1490, 1520, 1664, 1937, 1976, 2080, 2384, 2432, 2470, 2831, 2980, 3040, 3328, 3874, 3952, 4160, 4768, 4864, 4940, 5662, 5960, 6080, 7748, 7904, 8320, 9536, 9685, 9880, 11324, 11920, 12160, 14155, 15496, 15808, 16640, 19072, 19370, 19760, 22648, 23840, 24320, 28310, 30992, 31616, 36803, 38144, 38740, 39520, 45296, 47680, 56620, 61984, 63232, 73606, 77480, 79040, 90592, 95360, 113240, 123968, 147212, 154960, 158080, 181184, 184015, 190720, 226480, 247936, 294424, 309920, 316160, 362368, 368030, 452960, 495872, 588848, 619840, 724736, 736060, 905920, 1177696, 1239680, 1472120, 1811840, 2355392, 2479360, 2944240, 3623680, 4710784, 5888480, 9421568, 11776960, 23553920, 47107840]

約数ペア:

[(1, 47107840), (2, 23553920), (4, 11776960), (5, 9421568), (8, 5888480), (10, 4710784), (13, 3623680), (16, 2944240), (19, 2479360), (20, 2355392), (26, 1811840), (32, 1472120), (38, 1239680), (40, 1177696), (52, 905920), (64, 736060), (65, 724736), (76, 619840), (80, 588848), (95, 495872), (104, 452960), (128, 368030), (130, 362368), (149, 316160), (152, 309920), (160, 294424), (190, 247936), (208, 226480), (247, 190720), (256, 184015), (260, 181184), (298, 158080), (304, 154960), (320, 147212), (380, 123968), (416, 113240), (494, 95360), (520, 90592), (596, 79040), (608, 77480), (640, 73606), (745, 63232), (760, 61984), (832, 56620), (988, 47680), (1040, 45296), (1192, 39520), (1216, 38740), (1235, 38144), (1280, 36803), (1490, 31616), (1520, 30992), (1664, 28310), (1937, 24320), (1976, 23840), (2080, 22648), (2384, 19760), (2432, 19370), (2470, 19072), (2831, 16640), (2980, 15808), (3040, 15496), (3328, 14155), (3874, 12160), (3952, 11920), (4160, 11324), (4768, 9880), (4864, 9685), (4940, 9536), (5662, 8320), (5960, 7904), (6080, 7748)]