64815120

素因数分解:

$2^4\times 3^3\times 5^1\times {\mathrm{37}}^1\times {\mathrm{811}}^1$

素因数の和:870

約数の個数: 160

約数和(自身を含む): 229568640

約数和(自身を除く): 164753520

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 36, 37, 40, 45, 48, 54, 60, 72, 74, 80, 90, 108, 111, 120, 135, 144, 148, 180, 185, 216, 222, 240, 270, 296, 333, 360, 370, 432, 444, 540, 555, 592, 666, 720, 740, 811, 888, 999, 1080, 1110, 1332, 1480, 1622, 1665, 1776, 1998, 2160, 2220, 2433, 2664, 2960, 3244, 3330, 3996, 4055, 4440, 4866, 4995, 5328, 6488, 6660, 7299, 7992, 8110, 8880, 9732, 9990, 12165, 12976, 13320, 14598, 15984, 16220, 19464, 19980, 21897, 24330, 26640, 29196, 30007, 32440, 36495, 38928, 39960, 43794, 48660, 58392, 60014, 64880, 72990, 79920, 87588, 90021, 97320, 109485, 116784, 120028, 145980, 150035, 175176, 180042, 194640, 218970, 240056, 270063, 291960, 300070, 350352, 360084, 437940, 450105, 480112, 540126, 583920, 600140, 720168, 810189, 875880, 900210, 1080252, 1200280, 1350315, 1440336, 1620378, 1751760, 1800420, 2160504, 2400560, 2700630, 3240756, 3600840, 4050945, 4321008, 5401260, 6481512, 7201680, 8101890, 10802520, 12963024, 16203780, 21605040, 32407560, 64815120]

約数ペア:

[(1, 64815120), (2, 32407560), (3, 21605040), (4, 16203780), (5, 12963024), (6, 10802520), (8, 8101890), (9, 7201680), (10, 6481512), (12, 5401260), (15, 4321008), (16, 4050945), (18, 3600840), (20, 3240756), (24, 2700630), (27, 2400560), (30, 2160504), (36, 1800420), (37, 1751760), (40, 1620378), (45, 1440336), (48, 1350315), (54, 1200280), (60, 1080252), (72, 900210), (74, 875880), (80, 810189), (90, 720168), (108, 600140), (111, 583920), (120, 540126), (135, 480112), (144, 450105), (148, 437940), (180, 360084), (185, 350352), (216, 300070), (222, 291960), (240, 270063), (270, 240056), (296, 218970), (333, 194640), (360, 180042), (370, 175176), (432, 150035), (444, 145980), (540, 120028), (555, 116784), (592, 109485), (666, 97320), (720, 90021), (740, 87588), (811, 79920), (888, 72990), (999, 64880), (1080, 60014), (1110, 58392), (1332, 48660), (1480, 43794), (1622, 39960), (1665, 38928), (1776, 36495), (1998, 32440), (2160, 30007), (2220, 29196), (2433, 26640), (2664, 24330), (2960, 21897), (3244, 19980), (3330, 19464), (3996, 16220), (4055, 15984), (4440, 14598), (4866, 13320), (4995, 12976), (5328, 12165), (6488, 9990), (6660, 9732), (7299, 8880), (7992, 8110)]