640417230

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{239}}^1\times {\mathrm{1567}}^1$

素因数の和:1838

約数の個数: 96

約数和(自身を含む): 1761177600

約数和(自身を除く): 1120760370

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 19, 30, 38, 45, 57, 90, 95, 114, 171, 190, 239, 285, 342, 478, 570, 717, 855, 1195, 1434, 1567, 1710, 2151, 2390, 3134, 3585, 4302, 4541, 4701, 7170, 7835, 9082, 9402, 10755, 13623, 14103, 15670, 21510, 22705, 23505, 27246, 28206, 29773, 40869, 45410, 47010, 59546, 68115, 70515, 81738, 89319, 136230, 141030, 148865, 178638, 204345, 267957, 297730, 374513, 408690, 446595, 535914, 749026, 893190, 1123539, 1339785, 1872565, 2247078, 2679570, 3370617, 3745130, 5617695, 6741234, 7115747, 11235390, 14231494, 16853085, 21347241, 33706170, 35578735, 42694482, 64041723, 71157470, 106736205, 128083446, 213472410, 320208615, 640417230]

約数ペア:

[(1, 640417230), (2, 320208615), (3, 213472410), (5, 128083446), (6, 106736205), (9, 71157470), (10, 64041723), (15, 42694482), (18, 35578735), (19, 33706170), (30, 21347241), (38, 16853085), (45, 14231494), (57, 11235390), (90, 7115747), (95, 6741234), (114, 5617695), (171, 3745130), (190, 3370617), (239, 2679570), (285, 2247078), (342, 1872565), (478, 1339785), (570, 1123539), (717, 893190), (855, 749026), (1195, 535914), (1434, 446595), (1567, 408690), (1710, 374513), (2151, 297730), (2390, 267957), (3134, 204345), (3585, 178638), (4302, 148865), (4541, 141030), (4701, 136230), (7170, 89319), (7835, 81738), (9082, 70515), (9402, 68115), (10755, 59546), (13623, 47010), (14103, 45410), (15670, 40869), (21510, 29773), (22705, 28206), (23505, 27246)]