400606128

素因数分解:

$2^4\times 3^3\times {\mathrm{13}}^1\times {\mathrm{71333}}^1$

素因数の和:71363

約数の個数: 80

約数和(自身を含む): 1238358240

約数和(自身を除く): 837752112

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 16, 18, 24, 26, 27, 36, 39, 48, 52, 54, 72, 78, 104, 108, 117, 144, 156, 208, 216, 234, 312, 351, 432, 468, 624, 702, 936, 1404, 1872, 2808, 5616, 71333, 142666, 213999, 285332, 427998, 570664, 641997, 855996, 927329, 1141328, 1283994, 1711992, 1854658, 1925991, 2567988, 2781987, 3423984, 3709316, 3851982, 5135976, 5563974, 7418632, 7703964, 8345961, 10271952, 11127948, 14837264, 15407928, 16691922, 22255896, 25037883, 30815856, 33383844, 44511792, 50075766, 66767688, 100151532, 133535376, 200303064, 400606128]

約数ペア:

[(1, 400606128), (2, 200303064), (3, 133535376), (4, 100151532), (6, 66767688), (8, 50075766), (9, 44511792), (12, 33383844), (13, 30815856), (16, 25037883), (18, 22255896), (24, 16691922), (26, 15407928), (27, 14837264), (36, 11127948), (39, 10271952), (48, 8345961), (52, 7703964), (54, 7418632), (72, 5563974), (78, 5135976), (104, 3851982), (108, 3709316), (117, 3423984), (144, 2781987), (156, 2567988), (208, 1925991), (216, 1854658), (234, 1711992), (312, 1283994), (351, 1141328), (432, 927329), (468, 855996), (624, 641997), (702, 570664), (936, 427998), (1404, 285332), (1872, 213999), (2808, 142666), (5616, 71333)]