208356720

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^2\times {\mathrm{467}}^1$

素因数の和:520

約数の個数: 240

約数和(自身を含む): 764629632

約数和(自身を除く): 556272912

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 13, 15, 16, 20, 22, 24, 26, 30, 33, 39, 40, 44, 48, 52, 55, 60, 65, 66, 78, 80, 88, 104, 110, 120, 130, 132, 143, 156, 165, 169, 176, 195, 208, 220, 240, 260, 264, 286, 312, 330, 338, 390, 429, 440, 467, 507, 520, 528, 572, 624, 660, 676, 715, 780, 845, 858, 880, 934, 1014, 1040, 1144, 1320, 1352, 1401, 1430, 1560, 1690, 1716, 1859, 1868, 2028, 2145, 2288, 2335, 2535, 2640, 2704, 2802, 2860, 3120, 3380, 3432, 3718, 3736, 4056, 4290, 4670, 5070, 5137, 5577, 5604, 5720, 6071, 6760, 6864, 7005, 7436, 7472, 8112, 8580, 9295, 9340, 10140, 10274, 11154, 11208, 11440, 12142, 13520, 14010, 14872, 15411, 17160, 18213, 18590, 18680, 20280, 20548, 22308, 22416, 24284, 25685, 27885, 28020, 29744, 30355, 30822, 34320, 36426, 37180, 37360, 40560, 41096, 44616, 48568, 51370, 55770, 56040, 60710, 61644, 66781, 72852, 74360, 77055, 78923, 82192, 89232, 91065, 97136, 102740, 111540, 112080, 121420, 123288, 133562, 145704, 148720, 154110, 157846, 182130, 200343, 205480, 223080, 236769, 242840, 246576, 267124, 291408, 308220, 315692, 333905, 364260, 394615, 400686, 410960, 446160, 473538, 485680, 534248, 616440, 631384, 667810, 728520, 789230, 801372, 868153, 947076, 1001715, 1068496, 1183845, 1232880, 1262768, 1335620, 1457040, 1578460, 1602744, 1736306, 1894152, 2003430, 2367690, 2604459, 2671240, 3156920, 3205488, 3472612, 3788304, 4006860, 4340765, 4735380, 5208918, 5342480, 6313840, 6945224, 8013720, 8681530, 9470760, 10417836, 13022295, 13890448, 16027440, 17363060, 18941520, 20835672, 26044590, 34726120, 41671344, 52089180, 69452240, 104178360, 208356720]

約数ペア:

[(1, 208356720), (2, 104178360), (3, 69452240), (4, 52089180), (5, 41671344), (6, 34726120), (8, 26044590), (10, 20835672), (11, 18941520), (12, 17363060), (13, 16027440), (15, 13890448), (16, 13022295), (20, 10417836), (22, 9470760), (24, 8681530), (26, 8013720), (30, 6945224), (33, 6313840), (39, 5342480), (40, 5208918), (44, 4735380), (48, 4340765), (52, 4006860), (55, 3788304), (60, 3472612), (65, 3205488), (66, 3156920), (78, 2671240), (80, 2604459), (88, 2367690), (104, 2003430), (110, 1894152), (120, 1736306), (130, 1602744), (132, 1578460), (143, 1457040), (156, 1335620), (165, 1262768), (169, 1232880), (176, 1183845), (195, 1068496), (208, 1001715), (220, 947076), (240, 868153), (260, 801372), (264, 789230), (286, 728520), (312, 667810), (330, 631384), (338, 616440), (390, 534248), (429, 485680), (440, 473538), (467, 446160), (507, 410960), (520, 400686), (528, 394615), (572, 364260), (624, 333905), (660, 315692), (676, 308220), (715, 291408), (780, 267124), (845, 246576), (858, 242840), (880, 236769), (934, 223080), (1014, 205480), (1040, 200343), (1144, 182130), (1320, 157846), (1352, 154110), (1401, 148720), (1430, 145704), (1560, 133562), (1690, 123288), (1716, 121420), (1859, 112080), (1868, 111540), (2028, 102740), (2145, 97136), (2288, 91065), (2335, 89232), (2535, 82192), (2640, 78923), (2704, 77055), (2802, 74360), (2860, 72852), (3120, 66781), (3380, 61644), (3432, 60710), (3718, 56040), (3736, 55770), (4056, 51370), (4290, 48568), (4670, 44616), (5070, 41096), (5137, 40560), (5577, 37360), (5604, 37180), (5720, 36426), (6071, 34320), (6760, 30822), (6864, 30355), (7005, 29744), (7436, 28020), (7472, 27885), (8112, 25685), (8580, 24284), (9295, 22416), (9340, 22308), (10140, 20548), (10274, 20280), (11154, 18680), (11208, 18590), (11440, 18213), (12142, 17160), (13520, 15411), (14010, 14872)]