810968620

素因数分解:

$2^2\times 5^1\times 7^3\times {\mathrm{11}}^2\times {\mathrm{977}}^1$

素因数の和:1029

約数の個数: 144

約数和(自身を含む): 2185243200

約数和(自身を除く): 1374274580

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 35, 44, 49, 55, 70, 77, 98, 110, 121, 140, 154, 196, 220, 242, 245, 308, 343, 385, 484, 490, 539, 605, 686, 770, 847, 977, 980, 1078, 1210, 1372, 1540, 1694, 1715, 1954, 2156, 2420, 2695, 3388, 3430, 3773, 3908, 4235, 4885, 5390, 5929, 6839, 6860, 7546, 8470, 9770, 10747, 10780, 11858, 13678, 15092, 16940, 18865, 19540, 21494, 23716, 27356, 29645, 34195, 37730, 41503, 42988, 47873, 53735, 59290, 68390, 75229, 75460, 83006, 95746, 107470, 118217, 118580, 136780, 150458, 166012, 191492, 207515, 214940, 236434, 239365, 300916, 335111, 376145, 415030, 472868, 478730, 526603, 591085, 670222, 752290, 827519, 830060, 957460, 1053206, 1182170, 1340444, 1504580, 1655038, 1675555, 2106412, 2364340, 2633015, 3310076, 3351110, 3686221, 4137595, 5266030, 5792633, 6702220, 7372442, 8275190, 10532060, 11585266, 14744884, 16550380, 18431105, 23170532, 28963165, 36862210, 40548431, 57926330, 73724420, 81096862, 115852660, 162193724, 202742155, 405484310, 810968620]

約数ペア:

[(1, 810968620), (2, 405484310), (4, 202742155), (5, 162193724), (7, 115852660), (10, 81096862), (11, 73724420), (14, 57926330), (20, 40548431), (22, 36862210), (28, 28963165), (35, 23170532), (44, 18431105), (49, 16550380), (55, 14744884), (70, 11585266), (77, 10532060), (98, 8275190), (110, 7372442), (121, 6702220), (140, 5792633), (154, 5266030), (196, 4137595), (220, 3686221), (242, 3351110), (245, 3310076), (308, 2633015), (343, 2364340), (385, 2106412), (484, 1675555), (490, 1655038), (539, 1504580), (605, 1340444), (686, 1182170), (770, 1053206), (847, 957460), (977, 830060), (980, 827519), (1078, 752290), (1210, 670222), (1372, 591085), (1540, 526603), (1694, 478730), (1715, 472868), (1954, 415030), (2156, 376145), (2420, 335111), (2695, 300916), (3388, 239365), (3430, 236434), (3773, 214940), (3908, 207515), (4235, 191492), (4885, 166012), (5390, 150458), (5929, 136780), (6839, 118580), (6860, 118217), (7546, 107470), (8470, 95746), (9770, 83006), (10747, 75460), (10780, 75229), (11858, 68390), (13678, 59290), (15092, 53735), (16940, 47873), (18865, 42988), (19540, 41503), (21494, 37730), (23716, 34195), (27356, 29645)]