39402240

素因数分解:

$2^8\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{331}}^1$

素因数の和:386

約数の個数: 144

約数和(自身を含む): 130292736

約数和(自身を除く): 90890496

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 31, 32, 40, 48, 60, 62, 64, 80, 93, 96, 120, 124, 128, 155, 160, 186, 192, 240, 248, 256, 310, 320, 331, 372, 384, 465, 480, 496, 620, 640, 662, 744, 768, 930, 960, 992, 993, 1240, 1280, 1324, 1488, 1655, 1860, 1920, 1984, 1986, 2480, 2648, 2976, 3310, 3720, 3840, 3968, 3972, 4960, 4965, 5296, 5952, 6620, 7440, 7936, 7944, 9920, 9930, 10261, 10592, 11904, 13240, 14880, 15888, 19840, 19860, 20522, 21184, 23808, 26480, 29760, 30783, 31776, 39680, 39720, 41044, 42368, 51305, 52960, 59520, 61566, 63552, 79440, 82088, 84736, 102610, 105920, 119040, 123132, 127104, 153915, 158880, 164176, 205220, 211840, 246264, 254208, 307830, 317760, 328352, 410440, 423680, 492528, 615660, 635520, 656704, 820880, 985056, 1231320, 1271040, 1313408, 1641760, 1970112, 2462640, 2626816, 3283520, 3940224, 4925280, 6567040, 7880448, 9850560, 13134080, 19701120, 39402240]

約数ペア:

[(1, 39402240), (2, 19701120), (3, 13134080), (4, 9850560), (5, 7880448), (6, 6567040), (8, 4925280), (10, 3940224), (12, 3283520), (15, 2626816), (16, 2462640), (20, 1970112), (24, 1641760), (30, 1313408), (31, 1271040), (32, 1231320), (40, 985056), (48, 820880), (60, 656704), (62, 635520), (64, 615660), (80, 492528), (93, 423680), (96, 410440), (120, 328352), (124, 317760), (128, 307830), (155, 254208), (160, 246264), (186, 211840), (192, 205220), (240, 164176), (248, 158880), (256, 153915), (310, 127104), (320, 123132), (331, 119040), (372, 105920), (384, 102610), (465, 84736), (480, 82088), (496, 79440), (620, 63552), (640, 61566), (662, 59520), (744, 52960), (768, 51305), (930, 42368), (960, 41044), (992, 39720), (993, 39680), (1240, 31776), (1280, 30783), (1324, 29760), (1488, 26480), (1655, 23808), (1860, 21184), (1920, 20522), (1984, 19860), (1986, 19840), (2480, 15888), (2648, 14880), (2976, 13240), (3310, 11904), (3720, 10592), (3840, 10261), (3968, 9930), (3972, 9920), (4960, 7944), (4965, 7936), (5296, 7440), (5952, 6620)]