280855248

素因数分解:

$2^4\times 3^1\times {\mathrm{41}}^1\times {\mathrm{142711}}^1$

素因数の和:142763

約数の個数: 40

約数和(自身を含む): 743244096

約数和(自身を除く): 462388848

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 41, 48, 82, 123, 164, 246, 328, 492, 656, 984, 1968, 142711, 285422, 428133, 570844, 856266, 1141688, 1712532, 2283376, 3425064, 5851151, 6850128, 11702302, 17553453, 23404604, 35106906, 46809208, 70213812, 93618416, 140427624, 280855248]

約数ペア:

[(1, 280855248), (2, 140427624), (3, 93618416), (4, 70213812), (6, 46809208), (8, 35106906), (12, 23404604), (16, 17553453), (24, 11702302), (41, 6850128), (48, 5851151), (82, 3425064), (123, 2283376), (164, 1712532), (246, 1141688), (328, 856266), (492, 570844), (656, 428133), (984, 285422), (1968, 142711)]