836683020

素因数分解:

$2^2\times 3^5\times 5^1\times {\mathrm{172157}}^1$

素因数の和:172181

約数の個数: 72

約数和(自身を含む): 2631951504

約数和(自身を除く): 1795268484

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 81, 90, 108, 135, 162, 180, 243, 270, 324, 405, 486, 540, 810, 972, 1215, 1620, 2430, 4860, 172157, 344314, 516471, 688628, 860785, 1032942, 1549413, 1721570, 2065884, 2582355, 3098826, 3443140, 4648239, 5164710, 6197652, 7747065, 9296478, 10329420, 13944717, 15494130, 18592956, 23241195, 27889434, 30988260, 41834151, 46482390, 55778868, 69723585, 83668302, 92964780, 139447170, 167336604, 209170755, 278894340, 418341510, 836683020]

約数ペア:

[(1, 836683020), (2, 418341510), (3, 278894340), (4, 209170755), (5, 167336604), (6, 139447170), (9, 92964780), (10, 83668302), (12, 69723585), (15, 55778868), (18, 46482390), (20, 41834151), (27, 30988260), (30, 27889434), (36, 23241195), (45, 18592956), (54, 15494130), (60, 13944717), (81, 10329420), (90, 9296478), (108, 7747065), (135, 6197652), (162, 5164710), (180, 4648239), (243, 3443140), (270, 3098826), (324, 2582355), (405, 2065884), (486, 1721570), (540, 1549413), (810, 1032942), (972, 860785), (1215, 688628), (1620, 516471), (2430, 344314), (4860, 172157)]