213965700

素因数分解:

$2^2\times 3^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{83}}^1\times {\mathrm{661}}^1$

素因数の和:774

約数の個数: 144

約数和(自身を含む): 675748416

約数和(自身を除く): 461782716

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 25, 26, 30, 39, 50, 52, 60, 65, 75, 78, 83, 100, 130, 150, 156, 166, 195, 249, 260, 300, 325, 332, 390, 415, 498, 650, 661, 780, 830, 975, 996, 1079, 1245, 1300, 1322, 1660, 1950, 1983, 2075, 2158, 2490, 2644, 3237, 3305, 3900, 3966, 4150, 4316, 4980, 5395, 6225, 6474, 6610, 7932, 8300, 8593, 9915, 10790, 12450, 12948, 13220, 16185, 16525, 17186, 19830, 21580, 24900, 25779, 26975, 32370, 33050, 34372, 39660, 42965, 49575, 51558, 53950, 54863, 64740, 66100, 80925, 85930, 99150, 103116, 107900, 109726, 128895, 161850, 164589, 171860, 198300, 214825, 219452, 257790, 274315, 323700, 329178, 429650, 515580, 548630, 644475, 658356, 713219, 822945, 859300, 1097260, 1288950, 1371575, 1426438, 1645890, 2139657, 2577900, 2743150, 2852876, 3291780, 3566095, 4114725, 4279314, 5486300, 7132190, 8229450, 8558628, 10698285, 14264380, 16458900, 17830475, 21396570, 35660950, 42793140, 53491425, 71321900, 106982850, 213965700]

約数ペア:

[(1, 213965700), (2, 106982850), (3, 71321900), (4, 53491425), (5, 42793140), (6, 35660950), (10, 21396570), (12, 17830475), (13, 16458900), (15, 14264380), (20, 10698285), (25, 8558628), (26, 8229450), (30, 7132190), (39, 5486300), (50, 4279314), (52, 4114725), (60, 3566095), (65, 3291780), (75, 2852876), (78, 2743150), (83, 2577900), (100, 2139657), (130, 1645890), (150, 1426438), (156, 1371575), (166, 1288950), (195, 1097260), (249, 859300), (260, 822945), (300, 713219), (325, 658356), (332, 644475), (390, 548630), (415, 515580), (498, 429650), (650, 329178), (661, 323700), (780, 274315), (830, 257790), (975, 219452), (996, 214825), (1079, 198300), (1245, 171860), (1300, 164589), (1322, 161850), (1660, 128895), (1950, 109726), (1983, 107900), (2075, 103116), (2158, 99150), (2490, 85930), (2644, 80925), (3237, 66100), (3305, 64740), (3900, 54863), (3966, 53950), (4150, 51558), (4316, 49575), (4980, 42965), (5395, 39660), (6225, 34372), (6474, 33050), (6610, 32370), (7932, 26975), (8300, 25779), (8593, 24900), (9915, 21580), (10790, 19830), (12450, 17186), (12948, 16525), (13220, 16185)]