19219680

素因数分解:

$2^5\times 3^4\times 5^1\times {\mathrm{1483}}^1$

素因数の和:1510

約数の個数: 120

約数和(自身を含む): 67875192

約数和(自身を除く): 48655512

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, 270, 288, 324, 360, 405, 432, 480, 540, 648, 720, 810, 864, 1080, 1296, 1440, 1483, 1620, 2160, 2592, 2966, 3240, 4320, 4449, 5932, 6480, 7415, 8898, 11864, 12960, 13347, 14830, 17796, 22245, 23728, 26694, 29660, 35592, 40041, 44490, 47456, 53388, 59320, 66735, 71184, 80082, 88980, 106776, 118640, 120123, 133470, 142368, 160164, 177960, 200205, 213552, 237280, 240246, 266940, 320328, 355920, 400410, 427104, 480492, 533880, 600615, 640656, 711840, 800820, 960984, 1067760, 1201230, 1281312, 1601640, 1921968, 2135520, 2402460, 3203280, 3843936, 4804920, 6406560, 9609840, 19219680]

約数ペア:

[(1, 19219680), (2, 9609840), (3, 6406560), (4, 4804920), (5, 3843936), (6, 3203280), (8, 2402460), (9, 2135520), (10, 1921968), (12, 1601640), (15, 1281312), (16, 1201230), (18, 1067760), (20, 960984), (24, 800820), (27, 711840), (30, 640656), (32, 600615), (36, 533880), (40, 480492), (45, 427104), (48, 400410), (54, 355920), (60, 320328), (72, 266940), (80, 240246), (81, 237280), (90, 213552), (96, 200205), (108, 177960), (120, 160164), (135, 142368), (144, 133470), (160, 120123), (162, 118640), (180, 106776), (216, 88980), (240, 80082), (270, 71184), (288, 66735), (324, 59320), (360, 53388), (405, 47456), (432, 44490), (480, 40041), (540, 35592), (648, 29660), (720, 26694), (810, 23728), (864, 22245), (1080, 17796), (1296, 14830), (1440, 13347), (1483, 12960), (1620, 11864), (2160, 8898), (2592, 7415), (2966, 6480), (3240, 5932), (4320, 4449)]