219399520

素因数分解:

$2^5\times 5^1\times {\mathrm{149}}^1\times {\mathrm{9203}}^1$

素因数の和:9367

約数の個数: 48

約数和(自身を含む): 521866800

約数和(自身を除く): 302467280

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 149, 160, 298, 596, 745, 1192, 1490, 2384, 2980, 4768, 5960, 9203, 11920, 18406, 23840, 36812, 46015, 73624, 92030, 147248, 184060, 294496, 368120, 736240, 1371247, 1472480, 2742494, 5484988, 6856235, 10969976, 13712470, 21939952, 27424940, 43879904, 54849880, 109699760, 219399520]

約数ペア:

[(1, 219399520), (2, 109699760), (4, 54849880), (5, 43879904), (8, 27424940), (10, 21939952), (16, 13712470), (20, 10969976), (32, 6856235), (40, 5484988), (80, 2742494), (149, 1472480), (160, 1371247), (298, 736240), (596, 368120), (745, 294496), (1192, 184060), (1490, 147248), (2384, 92030), (2980, 73624), (4768, 46015), (5960, 36812), (9203, 23840), (11920, 18406)]