406830720

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{211891}}^1$

素因数の和:211913

約数の個数: 64

約数和(自身を含む): 1296779040

約数和(自身を除く): 889948320

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, 320, 384, 480, 640, 960, 1920, 211891, 423782, 635673, 847564, 1059455, 1271346, 1695128, 2118910, 2542692, 3178365, 3390256, 4237820, 5085384, 6356730, 6780512, 8475640, 10170768, 12713460, 13561024, 16951280, 20341536, 25426920, 27122048, 33902560, 40683072, 50853840, 67805120, 81366144, 101707680, 135610240, 203415360, 406830720]

約数ペア:

[(1, 406830720), (2, 203415360), (3, 135610240), (4, 101707680), (5, 81366144), (6, 67805120), (8, 50853840), (10, 40683072), (12, 33902560), (15, 27122048), (16, 25426920), (20, 20341536), (24, 16951280), (30, 13561024), (32, 12713460), (40, 10170768), (48, 8475640), (60, 6780512), (64, 6356730), (80, 5085384), (96, 4237820), (120, 3390256), (128, 3178365), (160, 2542692), (192, 2118910), (240, 1695128), (320, 1271346), (384, 1059455), (480, 847564), (640, 635673), (960, 423782), (1920, 211891)]