164967840

素因数分解:

$2^5\times 3^5\times 5^1\times {\mathrm{4243}}^1$

素因数の和:4273

約数の個数: 144

約数和(自身を含む): 583940448

約数和(自身を除く): 418972608

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 32, 36, 40, 45, 48, 54, 60, 72, 80, 81, 90, 96, 108, 120, 135, 144, 160, 162, 180, 216, 240, 243, 270, 288, 324, 360, 405, 432, 480, 486, 540, 648, 720, 810, 864, 972, 1080, 1215, 1296, 1440, 1620, 1944, 2160, 2430, 2592, 3240, 3888, 4243, 4320, 4860, 6480, 7776, 8486, 9720, 12729, 12960, 16972, 19440, 21215, 25458, 33944, 38187, 38880, 42430, 50916, 63645, 67888, 76374, 84860, 101832, 114561, 127290, 135776, 152748, 169720, 190935, 203664, 229122, 254580, 305496, 339440, 343683, 381870, 407328, 458244, 509160, 572805, 610992, 678880, 687366, 763740, 916488, 1018320, 1031049, 1145610, 1221984, 1374732, 1527480, 1718415, 1832976, 2036640, 2062098, 2291220, 2749464, 3054960, 3436830, 3665952, 4124196, 4582440, 5155245, 5498928, 6109920, 6873660, 8248392, 9164880, 10310490, 10997856, 13747320, 16496784, 18329760, 20620980, 27494640, 32993568, 41241960, 54989280, 82483920, 164967840]

約数ペア:

[(1, 164967840), (2, 82483920), (3, 54989280), (4, 41241960), (5, 32993568), (6, 27494640), (8, 20620980), (9, 18329760), (10, 16496784), (12, 13747320), (15, 10997856), (16, 10310490), (18, 9164880), (20, 8248392), (24, 6873660), (27, 6109920), (30, 5498928), (32, 5155245), (36, 4582440), (40, 4124196), (45, 3665952), (48, 3436830), (54, 3054960), (60, 2749464), (72, 2291220), (80, 2062098), (81, 2036640), (90, 1832976), (96, 1718415), (108, 1527480), (120, 1374732), (135, 1221984), (144, 1145610), (160, 1031049), (162, 1018320), (180, 916488), (216, 763740), (240, 687366), (243, 678880), (270, 610992), (288, 572805), (324, 509160), (360, 458244), (405, 407328), (432, 381870), (480, 343683), (486, 339440), (540, 305496), (648, 254580), (720, 229122), (810, 203664), (864, 190935), (972, 169720), (1080, 152748), (1215, 135776), (1296, 127290), (1440, 114561), (1620, 101832), (1944, 84860), (2160, 76374), (2430, 67888), (2592, 63645), (3240, 50916), (3888, 42430), (4243, 38880), (4320, 38187), (4860, 33944), (6480, 25458), (7776, 21215), (8486, 19440), (9720, 16972), (12729, 12960)]