254997320

素因数分解:

$2^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{8941}}^1$

素因数の和:9006

約数の個数: 64

約数和(自身を含む): 618071040

約数和(自身を除く): 363073720

約数列:

[1, 2, 4, 5, 8, 10, 20, 23, 31, 40, 46, 62, 92, 115, 124, 155, 184, 230, 248, 310, 460, 620, 713, 920, 1240, 1426, 2852, 3565, 5704, 7130, 8941, 14260, 17882, 28520, 35764, 44705, 71528, 89410, 178820, 205643, 277171, 357640, 411286, 554342, 822572, 1028215, 1108684, 1385855, 1645144, 2056430, 2217368, 2771710, 4112860, 5543420, 6374933, 8225720, 11086840, 12749866, 25499732, 31874665, 50999464, 63749330, 127498660, 254997320]

約数ペア:

[(1, 254997320), (2, 127498660), (4, 63749330), (5, 50999464), (8, 31874665), (10, 25499732), (20, 12749866), (23, 11086840), (31, 8225720), (40, 6374933), (46, 5543420), (62, 4112860), (92, 2771710), (115, 2217368), (124, 2056430), (155, 1645144), (184, 1385855), (230, 1108684), (248, 1028215), (310, 822572), (460, 554342), (620, 411286), (713, 357640), (920, 277171), (1240, 205643), (1426, 178820), (2852, 89410), (3565, 71528), (5704, 44705), (7130, 35764), (8941, 28520), (14260, 17882)]