140220

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1$

素因数の和:75

約数の個数: 72

約数和(自身を含む): 458640

約数和(自身を除く): 318420

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 19, 20, 30, 36, 38, 41, 45, 57, 60, 76, 82, 90, 95, 114, 123, 164, 171, 180, 190, 205, 228, 246, 285, 342, 369, 380, 410, 492, 570, 615, 684, 738, 779, 820, 855, 1140, 1230, 1476, 1558, 1710, 1845, 2337, 2460, 3116, 3420, 3690, 3895, 4674, 7011, 7380, 7790, 9348, 11685, 14022, 15580, 23370, 28044, 35055, 46740, 70110, 140220]

約数ペア:

[(1, 140220), (2, 70110), (3, 46740), (4, 35055), (5, 28044), (6, 23370), (9, 15580), (10, 14022), (12, 11685), (15, 9348), (18, 7790), (19, 7380), (20, 7011), (30, 4674), (36, 3895), (38, 3690), (41, 3420), (45, 3116), (57, 2460), (60, 2337), (76, 1845), (82, 1710), (90, 1558), (95, 1476), (114, 1230), (123, 1140), (164, 855), (171, 820), (180, 779), (190, 738), (205, 684), (228, 615), (246, 570), (285, 492), (342, 410), (369, 380)]