19390320

素因数分解:

$2^4\times 3^3\times 5^1\times {\mathrm{47}}^1\times {\mathrm{191}}^1$

素因数の和:260

約数の個数: 160

約数和(自身を含む): 68567040

約数和(自身を除く): 49176720

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 36, 40, 45, 47, 48, 54, 60, 72, 80, 90, 94, 108, 120, 135, 141, 144, 180, 188, 191, 216, 235, 240, 270, 282, 360, 376, 382, 423, 432, 470, 540, 564, 573, 705, 720, 752, 764, 846, 940, 955, 1080, 1128, 1146, 1269, 1410, 1528, 1692, 1719, 1880, 1910, 2115, 2160, 2256, 2292, 2538, 2820, 2865, 3056, 3384, 3438, 3760, 3820, 4230, 4584, 5076, 5157, 5640, 5730, 6345, 6768, 6876, 7640, 8460, 8595, 8977, 9168, 10152, 10314, 11280, 11460, 12690, 13752, 15280, 16920, 17190, 17954, 20304, 20628, 22920, 25380, 25785, 26931, 27504, 33840, 34380, 35908, 41256, 44885, 45840, 50760, 51570, 53862, 68760, 71816, 80793, 82512, 89770, 101520, 103140, 107724, 134655, 137520, 143632, 161586, 179540, 206280, 215448, 242379, 269310, 323172, 359080, 403965, 412560, 430896, 484758, 538620, 646344, 718160, 807930, 969516, 1077240, 1211895, 1292688, 1615860, 1939032, 2154480, 2423790, 3231720, 3878064, 4847580, 6463440, 9695160, 19390320]

約数ペア:

[(1, 19390320), (2, 9695160), (3, 6463440), (4, 4847580), (5, 3878064), (6, 3231720), (8, 2423790), (9, 2154480), (10, 1939032), (12, 1615860), (15, 1292688), (16, 1211895), (18, 1077240), (20, 969516), (24, 807930), (27, 718160), (30, 646344), (36, 538620), (40, 484758), (45, 430896), (47, 412560), (48, 403965), (54, 359080), (60, 323172), (72, 269310), (80, 242379), (90, 215448), (94, 206280), (108, 179540), (120, 161586), (135, 143632), (141, 137520), (144, 134655), (180, 107724), (188, 103140), (191, 101520), (216, 89770), (235, 82512), (240, 80793), (270, 71816), (282, 68760), (360, 53862), (376, 51570), (382, 50760), (423, 45840), (432, 44885), (470, 41256), (540, 35908), (564, 34380), (573, 33840), (705, 27504), (720, 26931), (752, 25785), (764, 25380), (846, 22920), (940, 20628), (955, 20304), (1080, 17954), (1128, 17190), (1146, 16920), (1269, 15280), (1410, 13752), (1528, 12690), (1692, 11460), (1719, 11280), (1880, 10314), (1910, 10152), (2115, 9168), (2160, 8977), (2256, 8595), (2292, 8460), (2538, 7640), (2820, 6876), (2865, 6768), (3056, 6345), (3384, 5730), (3438, 5640), (3760, 5157), (3820, 5076), (4230, 4584)]