242812856

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{11171}}^1$

素因数の和:11220

約数の個数: 64

約数和(自身を含む): 563068800

約数和(自身を除く): 320255944

約数列:

[1, 2, 4, 8, 11, 13, 19, 22, 26, 38, 44, 52, 76, 88, 104, 143, 152, 209, 247, 286, 418, 494, 572, 836, 988, 1144, 1672, 1976, 2717, 5434, 10868, 11171, 21736, 22342, 44684, 89368, 122881, 145223, 212249, 245762, 290446, 424498, 491524, 580892, 848996, 983048, 1161784, 1597453, 1697992, 2334739, 2759237, 3194906, 4669478, 5518474, 6389812, 9338956, 11036948, 12779624, 18677912, 22073896, 30351607, 60703214, 121406428, 242812856]

約数ペア:

[(1, 242812856), (2, 121406428), (4, 60703214), (8, 30351607), (11, 22073896), (13, 18677912), (19, 12779624), (22, 11036948), (26, 9338956), (38, 6389812), (44, 5518474), (52, 4669478), (76, 3194906), (88, 2759237), (104, 2334739), (143, 1697992), (152, 1597453), (209, 1161784), (247, 983048), (286, 848996), (418, 580892), (494, 491524), (572, 424498), (836, 290446), (988, 245762), (1144, 212249), (1672, 145223), (1976, 122881), (2717, 89368), (5434, 44684), (10868, 22342), (11171, 21736)]