210917340

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{67}}^1\times {\mathrm{17489}}^1$

素因数の和:17571

約数の個数: 72

約数和(自身を含む): 649368720

約数和(自身を除く): 438451380

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 67, 90, 134, 180, 201, 268, 335, 402, 603, 670, 804, 1005, 1206, 1340, 2010, 2412, 3015, 4020, 6030, 12060, 17489, 34978, 52467, 69956, 87445, 104934, 157401, 174890, 209868, 262335, 314802, 349780, 524670, 629604, 787005, 1049340, 1171763, 1574010, 2343526, 3148020, 3515289, 4687052, 5858815, 7030578, 10545867, 11717630, 14061156, 17576445, 21091734, 23435260, 35152890, 42183468, 52729335, 70305780, 105458670, 210917340]

約数ペア:

[(1, 210917340), (2, 105458670), (3, 70305780), (4, 52729335), (5, 42183468), (6, 35152890), (9, 23435260), (10, 21091734), (12, 17576445), (15, 14061156), (18, 11717630), (20, 10545867), (30, 7030578), (36, 5858815), (45, 4687052), (60, 3515289), (67, 3148020), (90, 2343526), (134, 1574010), (180, 1171763), (201, 1049340), (268, 787005), (335, 629604), (402, 524670), (603, 349780), (670, 314802), (804, 262335), (1005, 209868), (1206, 174890), (1340, 157401), (2010, 104934), (2412, 87445), (3015, 69956), (4020, 52467), (6030, 34978), (12060, 17489)]