66821160

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{79549}}^1$

素因数の和:79570

約数の個数: 64

約数和(自身を含む): 229104000

約数和(自身を除く): 162282840

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 105, 120, 140, 168, 210, 280, 420, 840, 79549, 159098, 238647, 318196, 397745, 477294, 556843, 636392, 795490, 954588, 1113686, 1193235, 1590980, 1670529, 1909176, 2227372, 2386470, 2784215, 3181960, 3341058, 4454744, 4772940, 5568430, 6682116, 8352645, 9545880, 11136860, 13364232, 16705290, 22273720, 33410580, 66821160]

約数ペア:

[(1, 66821160), (2, 33410580), (3, 22273720), (4, 16705290), (5, 13364232), (6, 11136860), (7, 9545880), (8, 8352645), (10, 6682116), (12, 5568430), (14, 4772940), (15, 4454744), (20, 3341058), (21, 3181960), (24, 2784215), (28, 2386470), (30, 2227372), (35, 1909176), (40, 1670529), (42, 1590980), (56, 1193235), (60, 1113686), (70, 954588), (84, 795490), (105, 636392), (120, 556843), (140, 477294), (168, 397745), (210, 318196), (280, 238647), (420, 159098), (840, 79549)]