478331920

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{23633}}^1$

素因数の和:23680

約数の個数: 80

約数和(自身を含む): 1266026112

約数和(自身を除く): 787694192

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 23, 40, 44, 46, 55, 80, 88, 92, 110, 115, 176, 184, 220, 230, 253, 368, 440, 460, 506, 880, 920, 1012, 1265, 1840, 2024, 2530, 4048, 5060, 10120, 20240, 23633, 47266, 94532, 118165, 189064, 236330, 259963, 378128, 472660, 519926, 543559, 945320, 1039852, 1087118, 1299815, 1890640, 2079704, 2174236, 2599630, 2717795, 4159408, 4348472, 5199260, 5435590, 5979149, 8696944, 10398520, 10871180, 11958298, 20797040, 21742360, 23916596, 29895745, 43484720, 47833192, 59791490, 95666384, 119582980, 239165960, 478331920]

約数ペア:

[(1, 478331920), (2, 239165960), (4, 119582980), (5, 95666384), (8, 59791490), (10, 47833192), (11, 43484720), (16, 29895745), (20, 23916596), (22, 21742360), (23, 20797040), (40, 11958298), (44, 10871180), (46, 10398520), (55, 8696944), (80, 5979149), (88, 5435590), (92, 5199260), (110, 4348472), (115, 4159408), (176, 2717795), (184, 2599630), (220, 2174236), (230, 2079704), (253, 1890640), (368, 1299815), (440, 1087118), (460, 1039852), (506, 945320), (880, 543559), (920, 519926), (1012, 472660), (1265, 378128), (1840, 259963), (2024, 236330), (2530, 189064), (4048, 118165), (5060, 94532), (10120, 47266), (20240, 23633)]