15217040

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{67}}^1\times {\mathrm{167}}^1$

素因数の和:264

約数の個数: 80

約数和(自身を含む): 38247552

約数和(自身を除く): 23030512

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 34, 40, 67, 68, 80, 85, 134, 136, 167, 170, 268, 272, 334, 335, 340, 536, 668, 670, 680, 835, 1072, 1139, 1336, 1340, 1360, 1670, 2278, 2672, 2680, 2839, 3340, 4556, 5360, 5678, 5695, 6680, 9112, 11189, 11356, 11390, 13360, 14195, 18224, 22378, 22712, 22780, 28390, 44756, 45424, 45560, 55945, 56780, 89512, 91120, 111890, 113560, 179024, 190213, 223780, 227120, 380426, 447560, 760852, 895120, 951065, 1521704, 1902130, 3043408, 3804260, 7608520, 15217040]

約数ペア:

[(1, 15217040), (2, 7608520), (4, 3804260), (5, 3043408), (8, 1902130), (10, 1521704), (16, 951065), (17, 895120), (20, 760852), (34, 447560), (40, 380426), (67, 227120), (68, 223780), (80, 190213), (85, 179024), (134, 113560), (136, 111890), (167, 91120), (170, 89512), (268, 56780), (272, 55945), (334, 45560), (335, 45424), (340, 44756), (536, 28390), (668, 22780), (670, 22712), (680, 22378), (835, 18224), (1072, 14195), (1139, 13360), (1336, 11390), (1340, 11356), (1360, 11189), (1670, 9112), (2278, 6680), (2672, 5695), (2680, 5678), (2839, 5360), (3340, 4556)]