28006128

素因数分解:

$2^4\times 3^3\times {\mathrm{241}}^1\times {\mathrm{269}}^1$

素因数の和:527

約数の個数: 80

約数和(自身を含む): 81021600

約数和(自身を除く): 53015472

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 36, 48, 54, 72, 108, 144, 216, 241, 269, 432, 482, 538, 723, 807, 964, 1076, 1446, 1614, 1928, 2152, 2169, 2421, 2892, 3228, 3856, 4304, 4338, 4842, 5784, 6456, 6507, 7263, 8676, 9684, 11568, 12912, 13014, 14526, 17352, 19368, 26028, 29052, 34704, 38736, 52056, 58104, 64829, 104112, 116208, 129658, 194487, 259316, 388974, 518632, 583461, 777948, 1037264, 1166922, 1555896, 1750383, 2333844, 3111792, 3500766, 4667688, 7001532, 9335376, 14003064, 28006128]

約数ペア:

[(1, 28006128), (2, 14003064), (3, 9335376), (4, 7001532), (6, 4667688), (8, 3500766), (9, 3111792), (12, 2333844), (16, 1750383), (18, 1555896), (24, 1166922), (27, 1037264), (36, 777948), (48, 583461), (54, 518632), (72, 388974), (108, 259316), (144, 194487), (216, 129658), (241, 116208), (269, 104112), (432, 64829), (482, 58104), (538, 52056), (723, 38736), (807, 34704), (964, 29052), (1076, 26028), (1446, 19368), (1614, 17352), (1928, 14526), (2152, 13014), (2169, 12912), (2421, 11568), (2892, 9684), (3228, 8676), (3856, 7263), (4304, 6507), (4338, 6456), (4842, 5784)]