718310880

素因数分解:

$2^5\times 3^2\times 5^1\times 7^1\times {\mathrm{71261}}^1$

素因数の和:71289

約数の個数: 144

約数和(自身を含む): 2801451744

約数和(自身を除く): 2083140864

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 32, 35, 36, 40, 42, 45, 48, 56, 60, 63, 70, 72, 80, 84, 90, 96, 105, 112, 120, 126, 140, 144, 160, 168, 180, 210, 224, 240, 252, 280, 288, 315, 336, 360, 420, 480, 504, 560, 630, 672, 720, 840, 1008, 1120, 1260, 1440, 1680, 2016, 2520, 3360, 5040, 10080, 71261, 142522, 213783, 285044, 356305, 427566, 498827, 570088, 641349, 712610, 855132, 997654, 1068915, 1140176, 1282698, 1425220, 1496481, 1710264, 1995308, 2137830, 2280352, 2494135, 2565396, 2850440, 2992962, 3206745, 3420528, 3990616, 4275660, 4489443, 4988270, 5130792, 5700880, 5985924, 6413490, 6841056, 7482405, 7981232, 8551320, 8978886, 9976540, 10261584, 11401760, 11971848, 12826980, 14964810, 15962464, 17102640, 17957772, 19953080, 20523168, 22447215, 23943696, 25653960, 29929620, 34205280, 35915544, 39906160, 44894430, 47887392, 51307920, 59859240, 71831088, 79812320, 89788860, 102615840, 119718480, 143662176, 179577720, 239436960, 359155440, 718310880]

約数ペア:

[(1, 718310880), (2, 359155440), (3, 239436960), (4, 179577720), (5, 143662176), (6, 119718480), (7, 102615840), (8, 89788860), (9, 79812320), (10, 71831088), (12, 59859240), (14, 51307920), (15, 47887392), (16, 44894430), (18, 39906160), (20, 35915544), (21, 34205280), (24, 29929620), (28, 25653960), (30, 23943696), (32, 22447215), (35, 20523168), (36, 19953080), (40, 17957772), (42, 17102640), (45, 15962464), (48, 14964810), (56, 12826980), (60, 11971848), (63, 11401760), (70, 10261584), (72, 9976540), (80, 8978886), (84, 8551320), (90, 7981232), (96, 7482405), (105, 6841056), (112, 6413490), (120, 5985924), (126, 5700880), (140, 5130792), (144, 4988270), (160, 4489443), (168, 4275660), (180, 3990616), (210, 3420528), (224, 3206745), (240, 2992962), (252, 2850440), (280, 2565396), (288, 2494135), (315, 2280352), (336, 2137830), (360, 1995308), (420, 1710264), (480, 1496481), (504, 1425220), (560, 1282698), (630, 1140176), (672, 1068915), (720, 997654), (840, 855132), (1008, 712610), (1120, 641349), (1260, 570088), (1440, 498827), (1680, 427566), (2016, 356305), (2520, 285044), (3360, 213783), (5040, 142522), (10080, 71261)]