1671390

素因数分解:

$2^1\times 3^2\times 5^1\times 7^2\times {\mathrm{379}}^1$

素因数の和:406

約数の個数: 72

約数和(自身を含む): 5068440

約数和(自身を除く): 3397050

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 30, 35, 42, 45, 49, 63, 70, 90, 98, 105, 126, 147, 210, 245, 294, 315, 379, 441, 490, 630, 735, 758, 882, 1137, 1470, 1895, 2205, 2274, 2653, 3411, 3790, 4410, 5306, 5685, 6822, 7959, 11370, 13265, 15918, 17055, 18571, 23877, 26530, 34110, 37142, 39795, 47754, 55713, 79590, 92855, 111426, 119385, 167139, 185710, 238770, 278565, 334278, 557130, 835695, 1671390]

約数ペア:

[(1, 1671390), (2, 835695), (3, 557130), (5, 334278), (6, 278565), (7, 238770), (9, 185710), (10, 167139), (14, 119385), (15, 111426), (18, 92855), (21, 79590), (30, 55713), (35, 47754), (42, 39795), (45, 37142), (49, 34110), (63, 26530), (70, 23877), (90, 18571), (98, 17055), (105, 15918), (126, 13265), (147, 11370), (210, 7959), (245, 6822), (294, 5685), (315, 5306), (379, 4410), (441, 3790), (490, 3411), (630, 2653), (735, 2274), (758, 2205), (882, 1895), (1137, 1470)]