164081680

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{7919}}^1$

素因数の和:7976

約数の個数: 80

約数和(自身を含む): 447828480

約数和(自身を除く): 283746800

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 37, 40, 56, 70, 74, 80, 112, 140, 148, 185, 259, 280, 296, 370, 518, 560, 592, 740, 1036, 1295, 1480, 2072, 2590, 2960, 4144, 5180, 7919, 10360, 15838, 20720, 31676, 39595, 55433, 63352, 79190, 110866, 126704, 158380, 221732, 277165, 293003, 316760, 443464, 554330, 586006, 633520, 886928, 1108660, 1172012, 1465015, 2051021, 2217320, 2344024, 2930030, 4102042, 4434640, 4688048, 5860060, 8204084, 10255105, 11720120, 16408168, 20510210, 23440240, 32816336, 41020420, 82040840, 164081680]

約数ペア:

[(1, 164081680), (2, 82040840), (4, 41020420), (5, 32816336), (7, 23440240), (8, 20510210), (10, 16408168), (14, 11720120), (16, 10255105), (20, 8204084), (28, 5860060), (35, 4688048), (37, 4434640), (40, 4102042), (56, 2930030), (70, 2344024), (74, 2217320), (80, 2051021), (112, 1465015), (140, 1172012), (148, 1108660), (185, 886928), (259, 633520), (280, 586006), (296, 554330), (370, 443464), (518, 316760), (560, 293003), (592, 277165), (740, 221732), (1036, 158380), (1295, 126704), (1480, 110866), (2072, 79190), (2590, 63352), (2960, 55433), (4144, 39595), (5180, 31676), (7919, 20720), (10360, 15838)]