248251920

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{147769}}^1$

素因数の和:147792

約数の個数: 80

約数和(自身を含む): 879527040

約数和(自身を除く): 631275120

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, 147769, 295538, 443307, 591076, 738845, 886614, 1034383, 1182152, 1477690, 1773228, 2068766, 2216535, 2364304, 2955380, 3103149, 3546456, 4137532, 4433070, 5171915, 5910760, 6206298, 7092912, 8275064, 8866140, 10343830, 11821520, 12412596, 15515745, 16550128, 17732280, 20687660, 24825192, 31031490, 35464560, 41375320, 49650384, 62062980, 82750640, 124125960, 248251920]

約数ペア:

[(1, 248251920), (2, 124125960), (3, 82750640), (4, 62062980), (5, 49650384), (6, 41375320), (7, 35464560), (8, 31031490), (10, 24825192), (12, 20687660), (14, 17732280), (15, 16550128), (16, 15515745), (20, 12412596), (21, 11821520), (24, 10343830), (28, 8866140), (30, 8275064), (35, 7092912), (40, 6206298), (42, 5910760), (48, 5171915), (56, 4433070), (60, 4137532), (70, 3546456), (80, 3103149), (84, 2955380), (105, 2364304), (112, 2216535), (120, 2068766), (140, 1773228), (168, 1477690), (210, 1182152), (240, 1034383), (280, 886614), (336, 738845), (420, 591076), (560, 443307), (840, 295538), (1680, 147769)]