74434640

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{2179}}^1$

素因数の和:2260

約数の個数: 80

約数和(自身を含む): 201118080

約数和(自身を除く): 126683440

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 61, 70, 80, 112, 122, 140, 244, 280, 305, 427, 488, 560, 610, 854, 976, 1220, 1708, 2135, 2179, 2440, 3416, 4270, 4358, 4880, 6832, 8540, 8716, 10895, 15253, 17080, 17432, 21790, 30506, 34160, 34864, 43580, 61012, 76265, 87160, 122024, 132919, 152530, 174320, 244048, 265838, 305060, 531676, 610120, 664595, 930433, 1063352, 1220240, 1329190, 1860866, 2126704, 2658380, 3721732, 4652165, 5316760, 7443464, 9304330, 10633520, 14886928, 18608660, 37217320, 74434640]

約数ペア:

[(1, 74434640), (2, 37217320), (4, 18608660), (5, 14886928), (7, 10633520), (8, 9304330), (10, 7443464), (14, 5316760), (16, 4652165), (20, 3721732), (28, 2658380), (35, 2126704), (40, 1860866), (56, 1329190), (61, 1220240), (70, 1063352), (80, 930433), (112, 664595), (122, 610120), (140, 531676), (244, 305060), (280, 265838), (305, 244048), (427, 174320), (488, 152530), (560, 132919), (610, 122024), (854, 87160), (976, 76265), (1220, 61012), (1708, 43580), (2135, 34864), (2179, 34160), (2440, 30506), (3416, 21790), (4270, 17432), (4358, 17080), (4880, 15253), (6832, 10895), (8540, 8716)]