2890699.00000000

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{229}}^1\times {\mathrm{277}}^1$

素因数の和:531

約数の個数: 128

約数和(自身を含む): 276220800

約数和(自身を除く): 192489240

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 20, 22, 24, 30, 33, 40, 44, 55, 60, 66, 88, 110, 120, 132, 165, 220, 229, 264, 277, 330, 440, 458, 554, 660, 687, 831, 916, 1108, 1145, 1320, 1374, 1385, 1662, 1832, 2216, 2290, 2519, 2748, 2770, 3047, 3324, 3435, 4155, 4580, 5038, 5496, 5540, 6094, 6648, 6870, 7557, 8310, 9141, 9160, 10076, 11080, 12188, 12595, 13740, 15114, 15235, 16620, 18282, 20152, 24376, 25190, 27480, 30228, 30470, 33240, 36564, 37785, 45705, 50380, 60456, 60940, 63433, 73128, 75570, 91410, 100760, 121880, 126866, 151140, 182820, 190299, 253732, 302280, 317165, 365640, 380598, 507464, 634330, 697763, 761196, 951495, 1268660, 1395526, 1522392, 1902990, 2093289, 2537320, 2791052, 3488815, 3805980, 4186578, 5582104, 6977630, 7611960, 8373156, 10466445, 13955260, 16746312, 20932890, 27910520, 41865780, 83731560]

約数ペア:

[(1, 83731560), (2, 41865780), (3, 27910520), (4, 20932890), (5, 16746312), (6, 13955260), (8, 10466445), (10, 8373156), (11, 7611960), (12, 6977630), (15, 5582104), (20, 4186578), (22, 3805980), (24, 3488815), (30, 2791052), (33, 2537320), (40, 2093289), (44, 1902990), (55, 1522392), (60, 1395526), (66, 1268660), (88, 951495), (110, 761196), (120, 697763), (132, 634330), (165, 507464), (220, 380598), (229, 365640), (264, 317165), (277, 302280), (330, 253732), (440, 190299), (458, 182820), (554, 151140), (660, 126866), (687, 121880), (831, 100760), (916, 91410), (1108, 75570), (1145, 73128), (1320, 63433), (1374, 60940), (1385, 60456), (1662, 50380), (1832, 45705), (2216, 37785), (2290, 36564), (2519, 33240), (2748, 30470), (2770, 30228), (3047, 27480), (3324, 25190), (3435, 24376), (4155, 20152), (4580, 18282), (5038, 16620), (5496, 15235), (5540, 15114), (6094, 13740), (6648, 12595), (6870, 12188), (7557, 11080), (8310, 10076), (9141, 9160)]