681714720

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{389}}^1\times {\mathrm{1217}}^1$

素因数の和:1627

約数の個数: 144

約数和(自身を含む): 2334248280

約数和(自身を除く): 1652533560

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 72, 80, 90, 96, 120, 144, 160, 180, 240, 288, 360, 389, 480, 720, 778, 1167, 1217, 1440, 1556, 1945, 2334, 2434, 3112, 3501, 3651, 3890, 4668, 4868, 5835, 6085, 6224, 7002, 7302, 7780, 9336, 9736, 10953, 11670, 12170, 12448, 14004, 14604, 15560, 17505, 18255, 18672, 19472, 21906, 23340, 24340, 28008, 29208, 31120, 35010, 36510, 37344, 38944, 43812, 46680, 48680, 54765, 56016, 58416, 62240, 70020, 73020, 87624, 93360, 97360, 109530, 112032, 116832, 140040, 146040, 175248, 186720, 194720, 219060, 280080, 292080, 350496, 438120, 473413, 560160, 584160, 876240, 946826, 1420239, 1752480, 1893652, 2367065, 2840478, 3787304, 4260717, 4734130, 5680956, 7101195, 7574608, 8521434, 9468260, 11361912, 14202390, 15149216, 17042868, 18936520, 21303585, 22723824, 28404780, 34085736, 37873040, 42607170, 45447648, 56809560, 68171472, 75746080, 85214340, 113619120, 136342944, 170428680, 227238240, 340857360, 681714720]

約数ペア:

[(1, 681714720), (2, 340857360), (3, 227238240), (4, 170428680), (5, 136342944), (6, 113619120), (8, 85214340), (9, 75746080), (10, 68171472), (12, 56809560), (15, 45447648), (16, 42607170), (18, 37873040), (20, 34085736), (24, 28404780), (30, 22723824), (32, 21303585), (36, 18936520), (40, 17042868), (45, 15149216), (48, 14202390), (60, 11361912), (72, 9468260), (80, 8521434), (90, 7574608), (96, 7101195), (120, 5680956), (144, 4734130), (160, 4260717), (180, 3787304), (240, 2840478), (288, 2367065), (360, 1893652), (389, 1752480), (480, 1420239), (720, 946826), (778, 876240), (1167, 584160), (1217, 560160), (1440, 473413), (1556, 438120), (1945, 350496), (2334, 292080), (2434, 280080), (3112, 219060), (3501, 194720), (3651, 186720), (3890, 175248), (4668, 146040), (4868, 140040), (5835, 116832), (6085, 112032), (6224, 109530), (7002, 97360), (7302, 93360), (7780, 87624), (9336, 73020), (9736, 70020), (10953, 62240), (11670, 58416), (12170, 56016), (12448, 54765), (14004, 48680), (14604, 46680), (15560, 43812), (17505, 38944), (18255, 37344), (18672, 36510), (19472, 35010), (21906, 31120), (23340, 29208), (24340, 28008)]