66800760

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{42821}}^1$

素因数の和:42848

約数の個数: 64

約数和(自身を含む): 215822880

約数和(自身を除く): 149022120

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 24, 26, 30, 39, 40, 52, 60, 65, 78, 104, 120, 130, 156, 195, 260, 312, 390, 520, 780, 1560, 42821, 85642, 128463, 171284, 214105, 256926, 342568, 428210, 513852, 556673, 642315, 856420, 1027704, 1113346, 1284630, 1670019, 1712840, 2226692, 2569260, 2783365, 3340038, 4453384, 5138520, 5566730, 6680076, 8350095, 11133460, 13360152, 16700190, 22266920, 33400380, 66800760]

約数ペア:

[(1, 66800760), (2, 33400380), (3, 22266920), (4, 16700190), (5, 13360152), (6, 11133460), (8, 8350095), (10, 6680076), (12, 5566730), (13, 5138520), (15, 4453384), (20, 3340038), (24, 2783365), (26, 2569260), (30, 2226692), (39, 1712840), (40, 1670019), (52, 1284630), (60, 1113346), (65, 1027704), (78, 856420), (104, 642315), (120, 556673), (130, 513852), (156, 428210), (195, 342568), (260, 256926), (312, 214105), (390, 171284), (520, 128463), (780, 85642), (1560, 42821)]