557788680

素因数分解:

$2^3\times 3^4\times 5^1\times {\mathrm{172157}}^1$

素因数の和:172180

約数の個数: 80

約数和(自身を含む): 1874800620

約数和(自身を除く): 1317011940

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, 81, 90, 108, 120, 135, 162, 180, 216, 270, 324, 360, 405, 540, 648, 810, 1080, 1620, 3240, 172157, 344314, 516471, 688628, 860785, 1032942, 1377256, 1549413, 1721570, 2065884, 2582355, 3098826, 3443140, 4131768, 4648239, 5164710, 6197652, 6886280, 7747065, 9296478, 10329420, 12395304, 13944717, 15494130, 18592956, 20658840, 23241195, 27889434, 30988260, 37185912, 46482390, 55778868, 61976520, 69723585, 92964780, 111557736, 139447170, 185929560, 278894340, 557788680]

約数ペア:

[(1, 557788680), (2, 278894340), (3, 185929560), (4, 139447170), (5, 111557736), (6, 92964780), (8, 69723585), (9, 61976520), (10, 55778868), (12, 46482390), (15, 37185912), (18, 30988260), (20, 27889434), (24, 23241195), (27, 20658840), (30, 18592956), (36, 15494130), (40, 13944717), (45, 12395304), (54, 10329420), (60, 9296478), (72, 7747065), (81, 6886280), (90, 6197652), (108, 5164710), (120, 4648239), (135, 4131768), (162, 3443140), (180, 3098826), (216, 2582355), (270, 2065884), (324, 1721570), (360, 1549413), (405, 1377256), (540, 1032942), (648, 860785), (810, 688628), (1080, 516471), (1620, 344314), (3240, 172157)]