313107160

素因数分解:

$2^3\times 5^1\times {\mathrm{41}}^1\times {\mathrm{71}}^1\times {\mathrm{2689}}^1$

素因数の和:2812

約数の個数: 64

約数和(自身を含む): 732110400

約数和(自身を除く): 419003240

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 41, 71, 82, 142, 164, 205, 284, 328, 355, 410, 568, 710, 820, 1420, 1640, 2689, 2840, 2911, 5378, 5822, 10756, 11644, 13445, 14555, 21512, 23288, 26890, 29110, 53780, 58220, 107560, 110249, 116440, 190919, 220498, 381838, 440996, 551245, 763676, 881992, 954595, 1102490, 1527352, 1909190, 2204980, 3818380, 4409960, 7636760, 7827679, 15655358, 31310716, 39138395, 62621432, 78276790, 156553580, 313107160]

約数ペア:

[(1, 313107160), (2, 156553580), (4, 78276790), (5, 62621432), (8, 39138395), (10, 31310716), (20, 15655358), (40, 7827679), (41, 7636760), (71, 4409960), (82, 3818380), (142, 2204980), (164, 1909190), (205, 1527352), (284, 1102490), (328, 954595), (355, 881992), (410, 763676), (568, 551245), (710, 440996), (820, 381838), (1420, 220498), (1640, 190919), (2689, 116440), (2840, 110249), (2911, 107560), (5378, 58220), (5822, 53780), (10756, 29110), (11644, 26890), (13445, 23288), (14555, 21512)]