1390819680

素因数分解:

$2^5\times 3^3\times 5^1\times {\mathrm{321949}}^1$

素因数の和:321973

約数の個数: 96

約数和(自身を含む): 4867884000

約数和(自身を除く): 3477064320

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 32, 36, 40, 45, 48, 54, 60, 72, 80, 90, 96, 108, 120, 135, 144, 160, 180, 216, 240, 270, 288, 360, 432, 480, 540, 720, 864, 1080, 1440, 2160, 4320, 321949, 643898, 965847, 1287796, 1609745, 1931694, 2575592, 2897541, 3219490, 3863388, 4829235, 5151184, 5795082, 6438980, 7726776, 8692623, 9658470, 10302368, 11590164, 12877960, 14487705, 15453552, 17385246, 19316940, 23180328, 25755920, 28975410, 30907104, 34770492, 38633880, 43463115, 46360656, 51511840, 57950820, 69540984, 77267760, 86926230, 92721312, 115901640, 139081968, 154535520, 173852460, 231803280, 278163936, 347704920, 463606560, 695409840, 1390819680]

約数ペア:

[(1, 1390819680), (2, 695409840), (3, 463606560), (4, 347704920), (5, 278163936), (6, 231803280), (8, 173852460), (9, 154535520), (10, 139081968), (12, 115901640), (15, 92721312), (16, 86926230), (18, 77267760), (20, 69540984), (24, 57950820), (27, 51511840), (30, 46360656), (32, 43463115), (36, 38633880), (40, 34770492), (45, 30907104), (48, 28975410), (54, 25755920), (60, 23180328), (72, 19316940), (80, 17385246), (90, 15453552), (96, 14487705), (108, 12877960), (120, 11590164), (135, 10302368), (144, 9658470), (160, 8692623), (180, 7726776), (216, 6438980), (240, 5795082), (270, 5151184), (288, 4829235), (360, 3863388), (432, 3219490), (480, 2897541), (540, 2575592), (720, 1931694), (864, 1609745), (1080, 1287796), (1440, 965847), (2160, 643898), (4320, 321949)]