68378220

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{10267}}^1$

素因数の和:10319

約数の個数: 72

約数和(自身を含む): 213040464

約数和(自身を除く): 144662244

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 37, 45, 60, 74, 90, 111, 148, 180, 185, 222, 333, 370, 444, 555, 666, 740, 1110, 1332, 1665, 2220, 3330, 6660, 10267, 20534, 30801, 41068, 51335, 61602, 92403, 102670, 123204, 154005, 184806, 205340, 308010, 369612, 379879, 462015, 616020, 759758, 924030, 1139637, 1519516, 1848060, 1899395, 2279274, 3418911, 3798790, 4558548, 5698185, 6837822, 7597580, 11396370, 13675644, 17094555, 22792740, 34189110, 68378220]

約数ペア:

[(1, 68378220), (2, 34189110), (3, 22792740), (4, 17094555), (5, 13675644), (6, 11396370), (9, 7597580), (10, 6837822), (12, 5698185), (15, 4558548), (18, 3798790), (20, 3418911), (30, 2279274), (36, 1899395), (37, 1848060), (45, 1519516), (60, 1139637), (74, 924030), (90, 759758), (111, 616020), (148, 462015), (180, 379879), (185, 369612), (222, 308010), (333, 205340), (370, 184806), (444, 154005), (555, 123204), (666, 102670), (740, 92403), (1110, 61602), (1332, 51335), (1665, 41068), (2220, 30801), (3330, 20534), (6660, 10267)]