15481440

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{827}}^1$

素因数の和:861

約数の個数: 144

約数和(自身を含む): 56963088

約数和(自身を除く): 41481648

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, 390, 416, 468, 480, 520, 585, 624, 720, 780, 827, 936, 1040, 1170, 1248, 1440, 1560, 1654, 1872, 2080, 2340, 2481, 3120, 3308, 3744, 4135, 4680, 4962, 6240, 6616, 7443, 8270, 9360, 9924, 10751, 12405, 13232, 14886, 16540, 18720, 19848, 21502, 24810, 26464, 29772, 32253, 33080, 37215, 39696, 43004, 49620, 53755, 59544, 64506, 66160, 74430, 79392, 86008, 96759, 99240, 107510, 119088, 129012, 132320, 148860, 161265, 172016, 193518, 198480, 215020, 238176, 258024, 297720, 322530, 344032, 387036, 396960, 430040, 483795, 516048, 595440, 645060, 774072, 860080, 967590, 1032096, 1190880, 1290120, 1548144, 1720160, 1935180, 2580240, 3096288, 3870360, 5160480, 7740720, 15481440]

約数ペア:

[(1, 15481440), (2, 7740720), (3, 5160480), (4, 3870360), (5, 3096288), (6, 2580240), (8, 1935180), (9, 1720160), (10, 1548144), (12, 1290120), (13, 1190880), (15, 1032096), (16, 967590), (18, 860080), (20, 774072), (24, 645060), (26, 595440), (30, 516048), (32, 483795), (36, 430040), (39, 396960), (40, 387036), (45, 344032), (48, 322530), (52, 297720), (60, 258024), (65, 238176), (72, 215020), (78, 198480), (80, 193518), (90, 172016), (96, 161265), (104, 148860), (117, 132320), (120, 129012), (130, 119088), (144, 107510), (156, 99240), (160, 96759), (180, 86008), (195, 79392), (208, 74430), (234, 66160), (240, 64506), (260, 59544), (288, 53755), (312, 49620), (360, 43004), (390, 39696), (416, 37215), (468, 33080), (480, 32253), (520, 29772), (585, 26464), (624, 24810), (720, 21502), (780, 19848), (827, 18720), (936, 16540), (1040, 14886), (1170, 13232), (1248, 12405), (1440, 10751), (1560, 9924), (1654, 9360), (1872, 8270), (2080, 7443), (2340, 6616), (2481, 6240), (3120, 4962), (3308, 4680), (3744, 4135)]