7282080

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{389}}^1$

素因数の和:423

約数の個数: 144

約数和(自身を含む): 26830440

約数和(自身を除く): 19548360

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 16, 18, 20, 24, 26, 30, 32, 36, 39, 40, 45, 48, 52, 60, 65, 72, 78, 80, 90, 96, 104, 117, 120, 130, 144, 156, 160, 180, 195, 208, 234, 240, 260, 288, 312, 360, 389, 390, 416, 468, 480, 520, 585, 624, 720, 778, 780, 936, 1040, 1167, 1170, 1248, 1440, 1556, 1560, 1872, 1945, 2080, 2334, 2340, 3112, 3120, 3501, 3744, 3890, 4668, 4680, 5057, 5835, 6224, 6240, 7002, 7780, 9336, 9360, 10114, 11670, 12448, 14004, 15171, 15560, 17505, 18672, 18720, 20228, 23340, 25285, 28008, 30342, 31120, 35010, 37344, 40456, 45513, 46680, 50570, 56016, 60684, 62240, 70020, 75855, 80912, 91026, 93360, 101140, 112032, 121368, 140040, 151710, 161824, 182052, 186720, 202280, 227565, 242736, 280080, 303420, 364104, 404560, 455130, 485472, 560160, 606840, 728208, 809120, 910260, 1213680, 1456416, 1820520, 2427360, 3641040, 7282080]

約数ペア:

[(1, 7282080), (2, 3641040), (3, 2427360), (4, 1820520), (5, 1456416), (6, 1213680), (8, 910260), (9, 809120), (10, 728208), (12, 606840), (13, 560160), (15, 485472), (16, 455130), (18, 404560), (20, 364104), (24, 303420), (26, 280080), (30, 242736), (32, 227565), (36, 202280), (39, 186720), (40, 182052), (45, 161824), (48, 151710), (52, 140040), (60, 121368), (65, 112032), (72, 101140), (78, 93360), (80, 91026), (90, 80912), (96, 75855), (104, 70020), (117, 62240), (120, 60684), (130, 56016), (144, 50570), (156, 46680), (160, 45513), (180, 40456), (195, 37344), (208, 35010), (234, 31120), (240, 30342), (260, 28008), (288, 25285), (312, 23340), (360, 20228), (389, 18720), (390, 18672), (416, 17505), (468, 15560), (480, 15171), (520, 14004), (585, 12448), (624, 11670), (720, 10114), (778, 9360), (780, 9336), (936, 7780), (1040, 7002), (1167, 6240), (1170, 6224), (1248, 5835), (1440, 5057), (1556, 4680), (1560, 4668), (1872, 3890), (1945, 3744), (2080, 3501), (2334, 3120), (2340, 3112)]