420660

素因数分解:

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

素因数の和:78

約数の個数: 96

約数和(自身を含む): 1411200

約数和(自身を除く): 990540

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 19, 20, 27, 30, 36, 38, 41, 45, 54, 57, 60, 76, 82, 90, 95, 108, 114, 123, 135, 164, 171, 180, 190, 205, 228, 246, 270, 285, 342, 369, 380, 410, 492, 513, 540, 570, 615, 684, 738, 779, 820, 855, 1026, 1107, 1140, 1230, 1476, 1558, 1710, 1845, 2052, 2214, 2337, 2460, 2565, 3116, 3420, 3690, 3895, 4428, 4674, 5130, 5535, 7011, 7380, 7790, 9348, 10260, 11070, 11685, 14022, 15580, 21033, 22140, 23370, 28044, 35055, 42066, 46740, 70110, 84132, 105165, 140220, 210330, 420660]

約数ペア:

[(1, 420660), (2, 210330), (3, 140220), (4, 105165), (5, 84132), (6, 70110), (9, 46740), (10, 42066), (12, 35055), (15, 28044), (18, 23370), (19, 22140), (20, 21033), (27, 15580), (30, 14022), (36, 11685), (38, 11070), (41, 10260), (45, 9348), (54, 7790), (57, 7380), (60, 7011), (76, 5535), (82, 5130), (90, 4674), (95, 4428), (108, 3895), (114, 3690), (123, 3420), (135, 3116), (164, 2565), (171, 2460), (180, 2337), (190, 2214), (205, 2052), (228, 1845), (246, 1710), (270, 1558), (285, 1476), (342, 1230), (369, 1140), (380, 1107), (410, 1026), (492, 855), (513, 820), (540, 779), (570, 738), (615, 684)]