280126512

素因数分解:

$2^4\times 3^5\times {\mathrm{109}}^1\times {\mathrm{661}}^1$

素因数の和:793

約数の個数: 120

約数和(自身を含む): 821700880

約数和(自身を除く): 541574368

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 36, 48, 54, 72, 81, 108, 109, 144, 162, 216, 218, 243, 324, 327, 432, 436, 486, 648, 654, 661, 872, 972, 981, 1296, 1308, 1322, 1744, 1944, 1962, 1983, 2616, 2644, 2943, 3888, 3924, 3966, 5232, 5288, 5886, 5949, 7848, 7932, 8829, 10576, 11772, 11898, 15696, 15864, 17658, 17847, 23544, 23796, 26487, 31728, 35316, 35694, 47088, 47592, 52974, 53541, 70632, 71388, 72049, 95184, 105948, 107082, 141264, 142776, 144098, 160623, 211896, 214164, 216147, 285552, 288196, 321246, 423792, 428328, 432294, 576392, 642492, 648441, 856656, 864588, 1152784, 1284984, 1296882, 1729176, 1945323, 2569968, 2593764, 3458352, 3890646, 5187528, 5835969, 7781292, 10375056, 11671938, 15562584, 17507907, 23343876, 31125168, 35015814, 46687752, 70031628, 93375504, 140063256, 280126512]

約数ペア:

[(1, 280126512), (2, 140063256), (3, 93375504), (4, 70031628), (6, 46687752), (8, 35015814), (9, 31125168), (12, 23343876), (16, 17507907), (18, 15562584), (24, 11671938), (27, 10375056), (36, 7781292), (48, 5835969), (54, 5187528), (72, 3890646), (81, 3458352), (108, 2593764), (109, 2569968), (144, 1945323), (162, 1729176), (216, 1296882), (218, 1284984), (243, 1152784), (324, 864588), (327, 856656), (432, 648441), (436, 642492), (486, 576392), (648, 432294), (654, 428328), (661, 423792), (872, 321246), (972, 288196), (981, 285552), (1296, 216147), (1308, 214164), (1322, 211896), (1744, 160623), (1944, 144098), (1962, 142776), (1983, 141264), (2616, 107082), (2644, 105948), (2943, 95184), (3888, 72049), (3924, 71388), (3966, 70632), (5232, 53541), (5288, 52974), (5886, 47592), (5949, 47088), (7848, 35694), (7932, 35316), (8829, 31728), (10576, 26487), (11772, 23796), (11898, 23544), (15696, 17847), (15864, 17658)]