38860560

素因数分解:

$2^4\times 3^5\times 5^1\times {\mathrm{1999}}^1$

素因数の和:2027

約数の個数: 120

約数和(自身を含む): 135408000

約数和(自身を除く): 96547440

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 36, 40, 45, 48, 54, 60, 72, 80, 81, 90, 108, 120, 135, 144, 162, 180, 216, 240, 243, 270, 324, 360, 405, 432, 486, 540, 648, 720, 810, 972, 1080, 1215, 1296, 1620, 1944, 1999, 2160, 2430, 3240, 3888, 3998, 4860, 5997, 6480, 7996, 9720, 9995, 11994, 15992, 17991, 19440, 19990, 23988, 29985, 31984, 35982, 39980, 47976, 53973, 59970, 71964, 79960, 89955, 95952, 107946, 119940, 143928, 159920, 161919, 179910, 215892, 239880, 269865, 287856, 323838, 359820, 431784, 479760, 485757, 539730, 647676, 719640, 809595, 863568, 971514, 1079460, 1295352, 1439280, 1619190, 1943028, 2158920, 2428785, 2590704, 3238380, 3886056, 4317840, 4857570, 6476760, 7772112, 9715140, 12953520, 19430280, 38860560]

約数ペア:

[(1, 38860560), (2, 19430280), (3, 12953520), (4, 9715140), (5, 7772112), (6, 6476760), (8, 4857570), (9, 4317840), (10, 3886056), (12, 3238380), (15, 2590704), (16, 2428785), (18, 2158920), (20, 1943028), (24, 1619190), (27, 1439280), (30, 1295352), (36, 1079460), (40, 971514), (45, 863568), (48, 809595), (54, 719640), (60, 647676), (72, 539730), (80, 485757), (81, 479760), (90, 431784), (108, 359820), (120, 323838), (135, 287856), (144, 269865), (162, 239880), (180, 215892), (216, 179910), (240, 161919), (243, 159920), (270, 143928), (324, 119940), (360, 107946), (405, 95952), (432, 89955), (486, 79960), (540, 71964), (648, 59970), (720, 53973), (810, 47976), (972, 39980), (1080, 35982), (1215, 31984), (1296, 29985), (1620, 23988), (1944, 19990), (1999, 19440), (2160, 17991), (2430, 15992), (3240, 11994), (3888, 9995), (3998, 9720), (4860, 7996), (5997, 6480)]