2021852280

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{157}}^1\times {\mathrm{15331}}^1$

素因数の和:15509

約数の個数: 128

約数和(自身を含む): 6976673280

約数和(自身を除く): 4954821000

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, 157, 168, 210, 280, 314, 420, 471, 628, 785, 840, 942, 1099, 1256, 1570, 1884, 2198, 2355, 3140, 3297, 3768, 4396, 4710, 5495, 6280, 6594, 8792, 9420, 10990, 13188, 15331, 16485, 18840, 21980, 26376, 30662, 32970, 43960, 45993, 61324, 65940, 76655, 91986, 107317, 122648, 131880, 153310, 183972, 214634, 229965, 306620, 321951, 367944, 429268, 459930, 536585, 613240, 643902, 858536, 919860, 1073170, 1287804, 1609755, 1839720, 2146340, 2406967, 2575608, 3219510, 4292680, 4813934, 6439020, 7220901, 9627868, 12034835, 12878040, 14441802, 16848769, 19255736, 24069670, 28883604, 33697538, 36104505, 48139340, 50546307, 57767208, 67395076, 72209010, 84243845, 96278680, 101092614, 134790152, 144418020, 168487690, 202185228, 252731535, 288836040, 336975380, 404370456, 505463070, 673950760, 1010926140, 2021852280]

約数ペア:

[(1, 2021852280), (2, 1010926140), (3, 673950760), (4, 505463070), (5, 404370456), (6, 336975380), (7, 288836040), (8, 252731535), (10, 202185228), (12, 168487690), (14, 144418020), (15, 134790152), (20, 101092614), (21, 96278680), (24, 84243845), (28, 72209010), (30, 67395076), (35, 57767208), (40, 50546307), (42, 48139340), (56, 36104505), (60, 33697538), (70, 28883604), (84, 24069670), (105, 19255736), (120, 16848769), (140, 14441802), (157, 12878040), (168, 12034835), (210, 9627868), (280, 7220901), (314, 6439020), (420, 4813934), (471, 4292680), (628, 3219510), (785, 2575608), (840, 2406967), (942, 2146340), (1099, 1839720), (1256, 1609755), (1570, 1287804), (1884, 1073170), (2198, 919860), (2355, 858536), (3140, 643902), (3297, 613240), (3768, 536585), (4396, 459930), (4710, 429268), (5495, 367944), (6280, 321951), (6594, 306620), (8792, 229965), (9420, 214634), (10990, 183972), (13188, 153310), (15331, 131880), (16485, 122648), (18840, 107317), (21980, 91986), (26376, 76655), (30662, 65940), (32970, 61324), (43960, 45993)]