248258640

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{147773}}^1$

素因数の和:147796

約数の個数: 80

約数和(自身を含む): 879550848

約数和(自身を除く): 631292208

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 35, 40, 42, 48, 56, 60, 70, 80, 84, 105, 112, 120, 140, 168, 210, 240, 280, 336, 420, 560, 840, 1680, 147773, 295546, 443319, 591092, 738865, 886638, 1034411, 1182184, 1477730, 1773276, 2068822, 2216595, 2364368, 2955460, 3103233, 3546552, 4137644, 4433190, 5172055, 5910920, 6206466, 7093104, 8275288, 8866380, 10344110, 11821840, 12412932, 15516165, 16550576, 17732760, 20688220, 24825864, 31032330, 35465520, 41376440, 49651728, 62064660, 82752880, 124129320, 248258640]

約数ペア:

[(1, 248258640), (2, 124129320), (3, 82752880), (4, 62064660), (5, 49651728), (6, 41376440), (7, 35465520), (8, 31032330), (10, 24825864), (12, 20688220), (14, 17732760), (15, 16550576), (16, 15516165), (20, 12412932), (21, 11821840), (24, 10344110), (28, 8866380), (30, 8275288), (35, 7093104), (40, 6206466), (42, 5910920), (48, 5172055), (56, 4433190), (60, 4137644), (70, 3546552), (80, 3103233), (84, 2955460), (105, 2364368), (112, 2216595), (120, 2068822), (140, 1773276), (168, 1477730), (210, 1182184), (240, 1034411), (280, 886638), (336, 738865), (420, 591092), (560, 443319), (840, 295546), (1680, 147773)]