78484680

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{72671}}^1$

素因数の和:72691

約数の個数: 64

約数和(自身を含む): 261619200

約数和(自身を除く): 183134520

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, 90, 108, 120, 135, 180, 216, 270, 360, 540, 1080, 72671, 145342, 218013, 290684, 363355, 436026, 581368, 654039, 726710, 872052, 1090065, 1308078, 1453420, 1744104, 1962117, 2180130, 2616156, 2906840, 3270195, 3924234, 4360260, 5232312, 6540390, 7848468, 8720520, 9810585, 13080780, 15696936, 19621170, 26161560, 39242340, 78484680]

約数ペア:

[(1, 78484680), (2, 39242340), (3, 26161560), (4, 19621170), (5, 15696936), (6, 13080780), (8, 9810585), (9, 8720520), (10, 7848468), (12, 6540390), (15, 5232312), (18, 4360260), (20, 3924234), (24, 3270195), (27, 2906840), (30, 2616156), (36, 2180130), (40, 1962117), (45, 1744104), (54, 1453420), (60, 1308078), (72, 1090065), (90, 872052), (108, 726710), (120, 654039), (135, 581368), (180, 436026), (216, 363355), (270, 290684), (360, 218013), (540, 145342), (1080, 72671)]