229719920

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{211}}^1\times {\mathrm{439}}^1$

素因数の和:694

約数の個数: 80

約数和(自身を含む): 555202560

約数和(自身を除く): 325482640

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 62, 80, 124, 155, 211, 248, 310, 422, 439, 496, 620, 844, 878, 1055, 1240, 1688, 1756, 2110, 2195, 2480, 3376, 3512, 4220, 4390, 6541, 7024, 8440, 8780, 13082, 13609, 16880, 17560, 26164, 27218, 32705, 35120, 52328, 54436, 65410, 68045, 92629, 104656, 108872, 130820, 136090, 185258, 217744, 261640, 272180, 370516, 463145, 523280, 544360, 741032, 926290, 1088720, 1482064, 1852580, 2871499, 3705160, 5742998, 7410320, 11485996, 14357495, 22971992, 28714990, 45943984, 57429980, 114859960, 229719920]

約数ペア:

[(1, 229719920), (2, 114859960), (4, 57429980), (5, 45943984), (8, 28714990), (10, 22971992), (16, 14357495), (20, 11485996), (31, 7410320), (40, 5742998), (62, 3705160), (80, 2871499), (124, 1852580), (155, 1482064), (211, 1088720), (248, 926290), (310, 741032), (422, 544360), (439, 523280), (496, 463145), (620, 370516), (844, 272180), (878, 261640), (1055, 217744), (1240, 185258), (1688, 136090), (1756, 130820), (2110, 108872), (2195, 104656), (2480, 92629), (3376, 68045), (3512, 65410), (4220, 54436), (4390, 52328), (6541, 35120), (7024, 32705), (8440, 27218), (8780, 26164), (13082, 17560), (13609, 16880)]