23553920

素因数分解:

$2^7\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{149}}^1$

素因数の和:200

約数の個数: 128

約数和(自身を含む): 64260000

約数和(自身を除く): 40706080

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, 260, 298, 304, 320, 380, 416, 494, 520, 596, 608, 640, 745, 760, 832, 988, 1040, 1192, 1216, 1235, 1490, 1520, 1664, 1937, 1976, 2080, 2384, 2432, 2470, 2831, 2980, 3040, 3874, 3952, 4160, 4768, 4940, 5662, 5960, 6080, 7748, 7904, 8320, 9536, 9685, 9880, 11324, 11920, 12160, 14155, 15496, 15808, 19072, 19370, 19760, 22648, 23840, 28310, 30992, 31616, 36803, 38740, 39520, 45296, 47680, 56620, 61984, 73606, 77480, 79040, 90592, 95360, 113240, 123968, 147212, 154960, 158080, 181184, 184015, 226480, 247936, 294424, 309920, 362368, 368030, 452960, 588848, 619840, 736060, 905920, 1177696, 1239680, 1472120, 1811840, 2355392, 2944240, 4710784, 5888480, 11776960, 23553920]

約数ペア:

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