31218384

素因数分解:

$2^4\times 3^1\times {\mathrm{29}}^1\times {\mathrm{41}}^1\times {\mathrm{547}}^1$

素因数の和:628

約数の個数: 80

約数和(自身を含む): 85619520

約数和(自身を除く): 54401136

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 29, 41, 48, 58, 82, 87, 116, 123, 164, 174, 232, 246, 328, 348, 464, 492, 547, 656, 696, 984, 1094, 1189, 1392, 1641, 1968, 2188, 2378, 3282, 3567, 4376, 4756, 6564, 7134, 8752, 9512, 13128, 14268, 15863, 19024, 22427, 26256, 28536, 31726, 44854, 47589, 57072, 63452, 67281, 89708, 95178, 126904, 134562, 179416, 190356, 253808, 269124, 358832, 380712, 538248, 650383, 761424, 1076496, 1300766, 1951149, 2601532, 3902298, 5203064, 7804596, 10406128, 15609192, 31218384]

約数ペア:

[(1, 31218384), (2, 15609192), (3, 10406128), (4, 7804596), (6, 5203064), (8, 3902298), (12, 2601532), (16, 1951149), (24, 1300766), (29, 1076496), (41, 761424), (48, 650383), (58, 538248), (82, 380712), (87, 358832), (116, 269124), (123, 253808), (164, 190356), (174, 179416), (232, 134562), (246, 126904), (328, 95178), (348, 89708), (464, 67281), (492, 63452), (547, 57072), (656, 47589), (696, 44854), (984, 31726), (1094, 28536), (1189, 26256), (1392, 22427), (1641, 19024), (1968, 15863), (2188, 14268), (2378, 13128), (3282, 9512), (3567, 8752), (4376, 7134), (4756, 6564)]