128171808

素因数分解:

$2^5\times 3^5\times {\mathrm{53}}^1\times {\mathrm{311}}^1$

素因数の和:389

約数の個数: 144

約数和(自身を含む): 386358336

約数和(自身を除く): 258186528

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 32, 36, 48, 53, 54, 72, 81, 96, 106, 108, 144, 159, 162, 212, 216, 243, 288, 311, 318, 324, 424, 432, 477, 486, 622, 636, 648, 848, 864, 933, 954, 972, 1244, 1272, 1296, 1431, 1696, 1866, 1908, 1944, 2488, 2544, 2592, 2799, 2862, 3732, 3816, 3888, 4293, 4976, 5088, 5598, 5724, 7464, 7632, 7776, 8397, 8586, 9952, 11196, 11448, 12879, 14928, 15264, 16483, 16794, 17172, 22392, 22896, 25191, 25758, 29856, 32966, 33588, 34344, 44784, 45792, 49449, 50382, 51516, 65932, 67176, 68688, 75573, 89568, 98898, 100764, 103032, 131864, 134352, 137376, 148347, 151146, 197796, 201528, 206064, 263728, 268704, 296694, 302292, 395592, 403056, 412128, 445041, 527456, 593388, 604584, 791184, 806112, 890082, 1186776, 1209168, 1335123, 1582368, 1780164, 2373552, 2418336, 2670246, 3560328, 4005369, 4747104, 5340492, 7120656, 8010738, 10680984, 14241312, 16021476, 21361968, 32042952, 42723936, 64085904, 128171808]

約数ペア:

[(1, 128171808), (2, 64085904), (3, 42723936), (4, 32042952), (6, 21361968), (8, 16021476), (9, 14241312), (12, 10680984), (16, 8010738), (18, 7120656), (24, 5340492), (27, 4747104), (32, 4005369), (36, 3560328), (48, 2670246), (53, 2418336), (54, 2373552), (72, 1780164), (81, 1582368), (96, 1335123), (106, 1209168), (108, 1186776), (144, 890082), (159, 806112), (162, 791184), (212, 604584), (216, 593388), (243, 527456), (288, 445041), (311, 412128), (318, 403056), (324, 395592), (424, 302292), (432, 296694), (477, 268704), (486, 263728), (622, 206064), (636, 201528), (648, 197796), (848, 151146), (864, 148347), (933, 137376), (954, 134352), (972, 131864), (1244, 103032), (1272, 100764), (1296, 98898), (1431, 89568), (1696, 75573), (1866, 68688), (1908, 67176), (1944, 65932), (2488, 51516), (2544, 50382), (2592, 49449), (2799, 45792), (2862, 44784), (3732, 34344), (3816, 33588), (3888, 32966), (4293, 29856), (4976, 25758), (5088, 25191), (5598, 22896), (5724, 22392), (7464, 17172), (7632, 16794), (7776, 16483), (8397, 15264), (8586, 14928), (9952, 12879), (11196, 11448)]