420015360

素因数分解:

$2^8\times 3^1\times 5^1\times {\mathrm{109379}}^1$

素因数の和:109403

約数の個数: 72

約数和(自身を含む): 1341436320

約数和(自身を除く): 921420960

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, 109379, 218758, 328137, 437516, 546895, 656274, 875032, 1093790, 1312548, 1640685, 1750064, 2187580, 2625096, 3281370, 3500128, 4375160, 5250192, 6562740, 7000256, 8750320, 10500384, 13125480, 14000512, 17500640, 21000768, 26250960, 28001024, 35001280, 42001536, 52501920, 70002560, 84003072, 105003840, 140005120, 210007680, 420015360]

約数ペア:

[(1, 420015360), (2, 210007680), (3, 140005120), (4, 105003840), (5, 84003072), (6, 70002560), (8, 52501920), (10, 42001536), (12, 35001280), (15, 28001024), (16, 26250960), (20, 21000768), (24, 17500640), (30, 14000512), (32, 13125480), (40, 10500384), (48, 8750320), (60, 7000256), (64, 6562740), (80, 5250192), (96, 4375160), (120, 3500128), (128, 3281370), (160, 2625096), (192, 2187580), (240, 1750064), (256, 1640685), (320, 1312548), (384, 1093790), (480, 875032), (640, 656274), (768, 546895), (960, 437516), (1280, 328137), (1920, 218758), (3840, 109379)]