1278473364

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{67}}^1\times {\mathrm{75721}}^1$

素因数の和:75805

約数の個数: 72

約数和(自身を含む): 3748541888

約数和(自身を除く): 2470068524

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 67, 84, 126, 134, 201, 252, 268, 402, 469, 603, 804, 938, 1206, 1407, 1876, 2412, 2814, 4221, 5628, 8442, 16884, 75721, 151442, 227163, 302884, 454326, 530047, 681489, 908652, 1060094, 1362978, 1590141, 2120188, 2725956, 3180282, 4770423, 5073307, 6360564, 9540846, 10146614, 15219921, 19081692, 20293228, 30439842, 35513149, 45659763, 60879684, 71026298, 91319526, 106539447, 142052596, 182639052, 213078894, 319618341, 426157788, 639236682, 1278473364]

約数ペア:

[(1, 1278473364), (2, 639236682), (3, 426157788), (4, 319618341), (6, 213078894), (7, 182639052), (9, 142052596), (12, 106539447), (14, 91319526), (18, 71026298), (21, 60879684), (28, 45659763), (36, 35513149), (42, 30439842), (63, 20293228), (67, 19081692), (84, 15219921), (126, 10146614), (134, 9540846), (201, 6360564), (252, 5073307), (268, 4770423), (402, 3180282), (469, 2725956), (603, 2120188), (804, 1590141), (938, 1362978), (1206, 1060094), (1407, 908652), (1876, 681489), (2412, 530047), (2814, 454326), (4221, 302884), (5628, 227163), (8442, 151442), (16884, 75721)]