16887120

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{4139}}^1$

素因数の和:4172

約数の個数: 80

約数和(自身を含む): 55442880

約数和(自身を除く): 38555760

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, 4139, 8278, 12417, 16556, 20695, 24834, 33112, 41390, 49668, 62085, 66224, 70363, 82780, 99336, 124170, 140726, 165560, 198672, 211089, 248340, 281452, 331120, 351815, 422178, 496680, 562904, 703630, 844356, 993360, 1055445, 1125808, 1407260, 1688712, 2110890, 2814520, 3377424, 4221780, 5629040, 8443560, 16887120]

約数ペア:

[(1, 16887120), (2, 8443560), (3, 5629040), (4, 4221780), (5, 3377424), (6, 2814520), (8, 2110890), (10, 1688712), (12, 1407260), (15, 1125808), (16, 1055445), (17, 993360), (20, 844356), (24, 703630), (30, 562904), (34, 496680), (40, 422178), (48, 351815), (51, 331120), (60, 281452), (68, 248340), (80, 211089), (85, 198672), (102, 165560), (120, 140726), (136, 124170), (170, 99336), (204, 82780), (240, 70363), (255, 66224), (272, 62085), (340, 49668), (408, 41390), (510, 33112), (680, 24834), (816, 20695), (1020, 16556), (1360, 12417), (2040, 8278), (4080, 4139)]