78388020

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{8539}}^1$

素因数の和:8574

約数の個数: 96

約数和(自身を含む): 258249600

約数和(自身を除く): 179861580

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 17, 18, 20, 27, 30, 34, 36, 45, 51, 54, 60, 68, 85, 90, 102, 108, 135, 153, 170, 180, 204, 255, 270, 306, 340, 459, 510, 540, 612, 765, 918, 1020, 1530, 1836, 2295, 3060, 4590, 8539, 9180, 17078, 25617, 34156, 42695, 51234, 76851, 85390, 102468, 128085, 145163, 153702, 170780, 230553, 256170, 290326, 307404, 384255, 435489, 461106, 512340, 580652, 725815, 768510, 870978, 922212, 1152765, 1306467, 1451630, 1537020, 1741956, 2177445, 2305530, 2612934, 2903260, 3919401, 4354890, 4611060, 5225868, 6532335, 7838802, 8709780, 13064670, 15677604, 19597005, 26129340, 39194010, 78388020]

約数ペア:

[(1, 78388020), (2, 39194010), (3, 26129340), (4, 19597005), (5, 15677604), (6, 13064670), (9, 8709780), (10, 7838802), (12, 6532335), (15, 5225868), (17, 4611060), (18, 4354890), (20, 3919401), (27, 2903260), (30, 2612934), (34, 2305530), (36, 2177445), (45, 1741956), (51, 1537020), (54, 1451630), (60, 1306467), (68, 1152765), (85, 922212), (90, 870978), (102, 768510), (108, 725815), (135, 580652), (153, 512340), (170, 461106), (180, 435489), (204, 384255), (255, 307404), (270, 290326), (306, 256170), (340, 230553), (459, 170780), (510, 153702), (540, 145163), (612, 128085), (765, 102468), (918, 85390), (1020, 76851), (1530, 51234), (1836, 42695), (2295, 34156), (3060, 25617), (4590, 17078), (8539, 9180)]