198650480

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{11443}}^1$

素因数の和:11494

約数の個数: 80

約数和(自身を含む): 544917504

約数和(自身を除く): 346267024

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 31, 35, 40, 56, 62, 70, 80, 112, 124, 140, 155, 217, 248, 280, 310, 434, 496, 560, 620, 868, 1085, 1240, 1736, 2170, 2480, 3472, 4340, 8680, 11443, 17360, 22886, 45772, 57215, 80101, 91544, 114430, 160202, 183088, 228860, 320404, 354733, 400505, 457720, 640808, 709466, 801010, 915440, 1281616, 1418932, 1602020, 1773665, 2483131, 2837864, 3204040, 3547330, 4966262, 5675728, 6408080, 7094660, 9932524, 12415655, 14189320, 19865048, 24831310, 28378640, 39730096, 49662620, 99325240, 198650480]

約数ペア:

[(1, 198650480), (2, 99325240), (4, 49662620), (5, 39730096), (7, 28378640), (8, 24831310), (10, 19865048), (14, 14189320), (16, 12415655), (20, 9932524), (28, 7094660), (31, 6408080), (35, 5675728), (40, 4966262), (56, 3547330), (62, 3204040), (70, 2837864), (80, 2483131), (112, 1773665), (124, 1602020), (140, 1418932), (155, 1281616), (217, 915440), (248, 801010), (280, 709466), (310, 640808), (434, 457720), (496, 400505), (560, 354733), (620, 320404), (868, 228860), (1085, 183088), (1240, 160202), (1736, 114430), (2170, 91544), (2480, 80101), (3472, 57215), (4340, 45772), (8680, 22886), (11443, 17360)]