261382140

素因数分解:

$2^2\times 3^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{9491}}^1$

素因数の和:9529

約数の個数: 120

約数和(自身を含む): 868290192

約数和(自身を除く): 606908052

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, 81, 85, 90, 102, 108, 135, 153, 162, 170, 180, 204, 255, 270, 306, 324, 340, 405, 459, 510, 540, 612, 765, 810, 918, 1020, 1377, 1530, 1620, 1836, 2295, 2754, 3060, 4590, 5508, 6885, 9180, 9491, 13770, 18982, 27540, 28473, 37964, 47455, 56946, 85419, 94910, 113892, 142365, 161347, 170838, 189820, 256257, 284730, 322694, 341676, 427095, 484041, 512514, 569460, 645388, 768771, 806735, 854190, 968082, 1025028, 1281285, 1452123, 1537542, 1613470, 1708380, 1936164, 2420205, 2562570, 2904246, 3075084, 3226940, 3843855, 4356369, 4840410, 5125140, 5808492, 7260615, 7687710, 8712738, 9680820, 13069107, 14521230, 15375420, 17425476, 21781845, 26138214, 29042460, 43563690, 52276428, 65345535, 87127380, 130691070, 261382140]

約数ペア:

[(1, 261382140), (2, 130691070), (3, 87127380), (4, 65345535), (5, 52276428), (6, 43563690), (9, 29042460), (10, 26138214), (12, 21781845), (15, 17425476), (17, 15375420), (18, 14521230), (20, 13069107), (27, 9680820), (30, 8712738), (34, 7687710), (36, 7260615), (45, 5808492), (51, 5125140), (54, 4840410), (60, 4356369), (68, 3843855), (81, 3226940), (85, 3075084), (90, 2904246), (102, 2562570), (108, 2420205), (135, 1936164), (153, 1708380), (162, 1613470), (170, 1537542), (180, 1452123), (204, 1281285), (255, 1025028), (270, 968082), (306, 854190), (324, 806735), (340, 768771), (405, 645388), (459, 569460), (510, 512514), (540, 484041), (612, 427095), (765, 341676), (810, 322694), (918, 284730), (1020, 256257), (1377, 189820), (1530, 170838), (1620, 161347), (1836, 142365), (2295, 113892), (2754, 94910), (3060, 85419), (4590, 56946), (5508, 47455), (6885, 37964), (9180, 28473), (9491, 27540), (13770, 18982)]