320190720

素因数分解:

$2^8\times 3^1\times 5^1\times {\mathrm{83383}}^1$

素因数の和:83407

約数の個数: 72

約数和(自身を含む): 1022621376

約数和(自身を除く): 702430656

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 120, 128, 160, 192, 240, 256, 320, 384, 480, 640, 768, 960, 1280, 1920, 3840, 83383, 166766, 250149, 333532, 416915, 500298, 667064, 833830, 1000596, 1250745, 1334128, 1667660, 2001192, 2501490, 2668256, 3335320, 4002384, 5002980, 5336512, 6670640, 8004768, 10005960, 10673024, 13341280, 16009536, 20011920, 21346048, 26682560, 32019072, 40023840, 53365120, 64038144, 80047680, 106730240, 160095360, 320190720]

約数ペア:

[(1, 320190720), (2, 160095360), (3, 106730240), (4, 80047680), (5, 64038144), (6, 53365120), (8, 40023840), (10, 32019072), (12, 26682560), (15, 21346048), (16, 20011920), (20, 16009536), (24, 13341280), (30, 10673024), (32, 10005960), (40, 8004768), (48, 6670640), (60, 5336512), (64, 5002980), (80, 4002384), (96, 3335320), (120, 2668256), (128, 2501490), (160, 2001192), (192, 1667660), (240, 1334128), (256, 1250745), (320, 1000596), (384, 833830), (480, 667064), (640, 500298), (768, 416915), (960, 333532), (1280, 250149), (1920, 166766), (3840, 83383)]