489478912

素因数分解:

$2^8\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{7741}}^1$

素因数の和:7789

約数の個数: 72

約数和(自身を含む): 1107725360

約数和(自身を除く): 618246448

約数列:

[1, 2, 4, 8, 13, 16, 19, 26, 32, 38, 52, 64, 76, 104, 128, 152, 208, 247, 256, 304, 416, 494, 608, 832, 988, 1216, 1664, 1976, 2432, 3328, 3952, 4864, 7741, 7904, 15482, 15808, 30964, 31616, 61928, 63232, 100633, 123856, 147079, 201266, 247712, 294158, 402532, 495424, 588316, 805064, 990848, 1176632, 1610128, 1912027, 1981696, 2353264, 3220256, 3824054, 4706528, 6440512, 7648108, 9413056, 12881024, 15296216, 18826112, 25762048, 30592432, 37652224, 61184864, 122369728, 244739456, 489478912]

約数ペア:

[(1, 489478912), (2, 244739456), (4, 122369728), (8, 61184864), (13, 37652224), (16, 30592432), (19, 25762048), (26, 18826112), (32, 15296216), (38, 12881024), (52, 9413056), (64, 7648108), (76, 6440512), (104, 4706528), (128, 3824054), (152, 3220256), (208, 2353264), (247, 1981696), (256, 1912027), (304, 1610128), (416, 1176632), (494, 990848), (608, 805064), (832, 588316), (988, 495424), (1216, 402532), (1664, 294158), (1976, 247712), (2432, 201266), (3328, 147079), (3952, 123856), (4864, 100633), (7741, 63232), (7904, 61928), (15482, 31616), (15808, 30964)]