128459916

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{5179}}^1$

素因数の和:5255

約数の個数: 72

約数和(自身を含む): 356363280

約数和(自身を除く): 227903364

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 36, 39, 52, 53, 78, 106, 117, 156, 159, 212, 234, 318, 468, 477, 636, 689, 954, 1378, 1908, 2067, 2756, 4134, 5179, 6201, 8268, 10358, 12402, 15537, 20716, 24804, 31074, 46611, 62148, 67327, 93222, 134654, 186444, 201981, 269308, 274487, 403962, 548974, 605943, 807924, 823461, 1097948, 1211886, 1646922, 2423772, 2470383, 3293844, 3568331, 4940766, 7136662, 9881532, 10704993, 14273324, 21409986, 32114979, 42819972, 64229958, 128459916]

約数ペア:

[(1, 128459916), (2, 64229958), (3, 42819972), (4, 32114979), (6, 21409986), (9, 14273324), (12, 10704993), (13, 9881532), (18, 7136662), (26, 4940766), (36, 3568331), (39, 3293844), (52, 2470383), (53, 2423772), (78, 1646922), (106, 1211886), (117, 1097948), (156, 823461), (159, 807924), (212, 605943), (234, 548974), (318, 403962), (468, 274487), (477, 269308), (636, 201981), (689, 186444), (954, 134654), (1378, 93222), (1908, 67327), (2067, 62148), (2756, 46611), (4134, 31074), (5179, 24804), (6201, 20716), (8268, 15537), (10358, 12402)]