273857720

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{47}}^1\times {\mathrm{127}}^1$

素因数の和:253

約数の個数: 128

約数和(自身を含む): 672399360

約数和(自身を除く): 398541640

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 37, 40, 47, 62, 74, 94, 124, 127, 148, 155, 185, 188, 235, 248, 254, 296, 310, 370, 376, 470, 508, 620, 635, 740, 940, 1016, 1147, 1240, 1270, 1457, 1480, 1739, 1880, 2294, 2540, 2914, 3478, 3937, 4588, 4699, 5080, 5735, 5828, 5969, 6956, 7285, 7874, 8695, 9176, 9398, 11470, 11656, 11938, 13912, 14570, 15748, 17390, 18796, 19685, 22940, 23495, 23876, 29140, 29845, 31496, 34780, 37592, 39370, 45880, 46990, 47752, 53909, 58280, 59690, 69560, 78740, 93980, 107818, 119380, 145669, 157480, 185039, 187960, 215636, 220853, 238760, 269545, 291338, 370078, 431272, 441706, 539090, 582676, 728345, 740156, 883412, 925195, 1078180, 1104265, 1165352, 1456690, 1480312, 1766824, 1850390, 2156360, 2208530, 2913380, 3700780, 4417060, 5826760, 6846443, 7401560, 8834120, 13692886, 27385772, 34232215, 54771544, 68464430, 136928860, 273857720]

約数ペア:

[(1, 273857720), (2, 136928860), (4, 68464430), (5, 54771544), (8, 34232215), (10, 27385772), (20, 13692886), (31, 8834120), (37, 7401560), (40, 6846443), (47, 5826760), (62, 4417060), (74, 3700780), (94, 2913380), (124, 2208530), (127, 2156360), (148, 1850390), (155, 1766824), (185, 1480312), (188, 1456690), (235, 1165352), (248, 1104265), (254, 1078180), (296, 925195), (310, 883412), (370, 740156), (376, 728345), (470, 582676), (508, 539090), (620, 441706), (635, 431272), (740, 370078), (940, 291338), (1016, 269545), (1147, 238760), (1240, 220853), (1270, 215636), (1457, 187960), (1480, 185039), (1739, 157480), (1880, 145669), (2294, 119380), (2540, 107818), (2914, 93980), (3478, 78740), (3937, 69560), (4588, 59690), (4699, 58280), (5080, 53909), (5735, 47752), (5828, 46990), (5969, 45880), (6956, 39370), (7285, 37592), (7874, 34780), (8695, 31496), (9176, 29845), (9398, 29140), (11470, 23876), (11656, 23495), (11938, 22940), (13912, 19685), (14570, 18796), (15748, 17390)]