64919880

素因数分解:

$2^3\times 3^5\times 5^1\times {\mathrm{6679}}^1$

素因数の和:6705

約数の個数: 96

約数和(自身を含む): 218836800

約数和(自身を除く): 153916920

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 40, 45, 54, 60, 72, 81, 90, 108, 120, 135, 162, 180, 216, 243, 270, 324, 360, 405, 486, 540, 648, 810, 972, 1080, 1215, 1620, 1944, 2430, 3240, 4860, 6679, 9720, 13358, 20037, 26716, 33395, 40074, 53432, 60111, 66790, 80148, 100185, 120222, 133580, 160296, 180333, 200370, 240444, 267160, 300555, 360666, 400740, 480888, 540999, 601110, 721332, 801480, 901665, 1081998, 1202220, 1442664, 1622997, 1803330, 2163996, 2404440, 2704995, 3245994, 3606660, 4327992, 5409990, 6491988, 7213320, 8114985, 10819980, 12983976, 16229970, 21639960, 32459940, 64919880]

約数ペア:

[(1, 64919880), (2, 32459940), (3, 21639960), (4, 16229970), (5, 12983976), (6, 10819980), (8, 8114985), (9, 7213320), (10, 6491988), (12, 5409990), (15, 4327992), (18, 3606660), (20, 3245994), (24, 2704995), (27, 2404440), (30, 2163996), (36, 1803330), (40, 1622997), (45, 1442664), (54, 1202220), (60, 1081998), (72, 901665), (81, 801480), (90, 721332), (108, 601110), (120, 540999), (135, 480888), (162, 400740), (180, 360666), (216, 300555), (243, 267160), (270, 240444), (324, 200370), (360, 180333), (405, 160296), (486, 133580), (540, 120222), (648, 100185), (810, 80148), (972, 66790), (1080, 60111), (1215, 53432), (1620, 40074), (1944, 33395), (2430, 26716), (3240, 20037), (4860, 13358), (6679, 9720)]