66981360

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{16417}}^1$

素因数の和:16450

約数の個数: 80

約数和(自身を含む): 219869856

約数和(自身を除く): 152888496

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 17, 20, 24, 30, 34, 40, 48, 51, 60, 68, 80, 85, 102, 120, 136, 170, 204, 240, 255, 272, 340, 408, 510, 680, 816, 1020, 1360, 2040, 4080, 16417, 32834, 49251, 65668, 82085, 98502, 131336, 164170, 197004, 246255, 262672, 279089, 328340, 394008, 492510, 558178, 656680, 788016, 837267, 985020, 1116356, 1313360, 1395445, 1674534, 1970040, 2232712, 2790890, 3349068, 3940080, 4186335, 4465424, 5581780, 6698136, 8372670, 11163560, 13396272, 16745340, 22327120, 33490680, 66981360]

約数ペア:

[(1, 66981360), (2, 33490680), (3, 22327120), (4, 16745340), (5, 13396272), (6, 11163560), (8, 8372670), (10, 6698136), (12, 5581780), (15, 4465424), (16, 4186335), (17, 3940080), (20, 3349068), (24, 2790890), (30, 2232712), (34, 1970040), (40, 1674534), (48, 1395445), (51, 1313360), (60, 1116356), (68, 985020), (80, 837267), (85, 788016), (102, 656680), (120, 558178), (136, 492510), (170, 394008), (204, 328340), (240, 279089), (255, 262672), (272, 246255), (340, 197004), (408, 164170), (510, 131336), (680, 98502), (816, 82085), (1020, 65668), (1360, 49251), (2040, 32834), (4080, 16417)]