78086280

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{37}}^1\times {\mathrm{43}}^1\times {\mathrm{409}}^1$

素因数の和:503

約数の個数: 128

約数和(自身を含む): 246787200

約数和(自身を除く): 168700920

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 37, 40, 43, 60, 74, 86, 111, 120, 129, 148, 172, 185, 215, 222, 258, 296, 344, 370, 409, 430, 444, 516, 555, 645, 740, 818, 860, 888, 1032, 1110, 1227, 1290, 1480, 1591, 1636, 1720, 2045, 2220, 2454, 2580, 3182, 3272, 4090, 4440, 4773, 4908, 5160, 6135, 6364, 7955, 8180, 9546, 9816, 12270, 12728, 15133, 15910, 16360, 17587, 19092, 23865, 24540, 30266, 31820, 35174, 38184, 45399, 47730, 49080, 52761, 60532, 63640, 70348, 75665, 87935, 90798, 95460, 105522, 121064, 140696, 151330, 175870, 181596, 190920, 211044, 226995, 263805, 302660, 351740, 363192, 422088, 453990, 527610, 605320, 650719, 703480, 907980, 1055220, 1301438, 1815960, 1952157, 2110440, 2602876, 3253595, 3904314, 5205752, 6507190, 7808628, 9760785, 13014380, 15617256, 19521570, 26028760, 39043140, 78086280]

約数ペア:

[(1, 78086280), (2, 39043140), (3, 26028760), (4, 19521570), (5, 15617256), (6, 13014380), (8, 9760785), (10, 7808628), (12, 6507190), (15, 5205752), (20, 3904314), (24, 3253595), (30, 2602876), (37, 2110440), (40, 1952157), (43, 1815960), (60, 1301438), (74, 1055220), (86, 907980), (111, 703480), (120, 650719), (129, 605320), (148, 527610), (172, 453990), (185, 422088), (215, 363192), (222, 351740), (258, 302660), (296, 263805), (344, 226995), (370, 211044), (409, 190920), (430, 181596), (444, 175870), (516, 151330), (555, 140696), (645, 121064), (740, 105522), (818, 95460), (860, 90798), (888, 87935), (1032, 75665), (1110, 70348), (1227, 63640), (1290, 60532), (1480, 52761), (1591, 49080), (1636, 47730), (1720, 45399), (2045, 38184), (2220, 35174), (2454, 31820), (2580, 30266), (3182, 24540), (3272, 23865), (4090, 19092), (4440, 17587), (4773, 16360), (4908, 15910), (5160, 15133), (6135, 12728), (6364, 12270), (7955, 9816), (8180, 9546)]