31361520

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{149}}^1\times {\mathrm{877}}^1$

素因数の和:1042

約数の個数: 80

約数和(自身を含む): 97984800

約数和(自身を除く): 66623280

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 149, 240, 298, 447, 596, 745, 877, 894, 1192, 1490, 1754, 1788, 2235, 2384, 2631, 2980, 3508, 3576, 4385, 4470, 5262, 5960, 7016, 7152, 8770, 8940, 10524, 11920, 13155, 14032, 17540, 17880, 21048, 26310, 35080, 35760, 42096, 52620, 70160, 105240, 130673, 210480, 261346, 392019, 522692, 653365, 784038, 1045384, 1306730, 1568076, 1960095, 2090768, 2613460, 3136152, 3920190, 5226920, 6272304, 7840380, 10453840, 15680760, 31361520]

約数ペア:

[(1, 31361520), (2, 15680760), (3, 10453840), (4, 7840380), (5, 6272304), (6, 5226920), (8, 3920190), (10, 3136152), (12, 2613460), (15, 2090768), (16, 1960095), (20, 1568076), (24, 1306730), (30, 1045384), (40, 784038), (48, 653365), (60, 522692), (80, 392019), (120, 261346), (149, 210480), (240, 130673), (298, 105240), (447, 70160), (596, 52620), (745, 42096), (877, 35760), (894, 35080), (1192, 26310), (1490, 21048), (1754, 17880), (1788, 17540), (2235, 14032), (2384, 13155), (2631, 11920), (2980, 10524), (3508, 8940), (3576, 8770), (4385, 7152), (4470, 7016), (5262, 5960)]