168759040

素因数分解:

$2^8\times 5^1\times {\mathrm{31}}^1\times {\mathrm{4253}}^1$

素因数の和:4305

約数の個数: 72

約数和(自身を含む): 417368448

約数和(自身を除く): 248609408

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 64, 80, 124, 128, 155, 160, 248, 256, 310, 320, 496, 620, 640, 992, 1240, 1280, 1984, 2480, 3968, 4253, 4960, 7936, 8506, 9920, 17012, 19840, 21265, 34024, 39680, 42530, 68048, 85060, 131843, 136096, 170120, 263686, 272192, 340240, 527372, 544384, 659215, 680480, 1054744, 1088768, 1318430, 1360960, 2109488, 2636860, 2721920, 4218976, 5273720, 5443840, 8437952, 10547440, 16875904, 21094880, 33751808, 42189760, 84379520, 168759040]

約数ペア:

[(1, 168759040), (2, 84379520), (4, 42189760), (5, 33751808), (8, 21094880), (10, 16875904), (16, 10547440), (20, 8437952), (31, 5443840), (32, 5273720), (40, 4218976), (62, 2721920), (64, 2636860), (80, 2109488), (124, 1360960), (128, 1318430), (155, 1088768), (160, 1054744), (248, 680480), (256, 659215), (310, 544384), (320, 527372), (496, 340240), (620, 272192), (640, 263686), (992, 170120), (1240, 136096), (1280, 131843), (1984, 85060), (2480, 68048), (3968, 42530), (4253, 39680), (4960, 34024), (7936, 21265), (8506, 19840), (9920, 17012)]