122628560

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{197}}^1\times {\mathrm{251}}^1$

素因数の和:492

約数の個数: 80

約数和(自身を含む): 296980992

約数和(自身を除く): 174352432

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 62, 80, 124, 155, 197, 248, 251, 310, 394, 496, 502, 620, 788, 985, 1004, 1240, 1255, 1576, 1970, 2008, 2480, 2510, 3152, 3940, 4016, 5020, 6107, 7781, 7880, 10040, 12214, 15562, 15760, 20080, 24428, 30535, 31124, 38905, 48856, 49447, 61070, 62248, 77810, 97712, 98894, 122140, 124496, 155620, 197788, 244280, 247235, 311240, 395576, 488560, 494470, 622480, 791152, 988940, 1532857, 1977880, 3065714, 3955760, 6131428, 7664285, 12262856, 15328570, 24525712, 30657140, 61314280, 122628560]

約数ペア:

[(1, 122628560), (2, 61314280), (4, 30657140), (5, 24525712), (8, 15328570), (10, 12262856), (16, 7664285), (20, 6131428), (31, 3955760), (40, 3065714), (62, 1977880), (80, 1532857), (124, 988940), (155, 791152), (197, 622480), (248, 494470), (251, 488560), (310, 395576), (394, 311240), (496, 247235), (502, 244280), (620, 197788), (788, 155620), (985, 124496), (1004, 122140), (1240, 98894), (1255, 97712), (1576, 77810), (1970, 62248), (2008, 61070), (2480, 49447), (2510, 48856), (3152, 38905), (3940, 31124), (4016, 30535), (5020, 24428), (6107, 20080), (7781, 15760), (7880, 15562), (10040, 12214)]