123723990

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{101}}^1\times {\mathrm{349}}^1$

素因数の和:479

約数の個数: 128

約数和(自身を含む): 359856000

約数和(自身を除く): 236132010

約数列:

[1, 2, 3, 5, 6, 9, 10, 13, 15, 18, 26, 27, 30, 39, 45, 54, 65, 78, 90, 101, 117, 130, 135, 195, 202, 234, 270, 303, 349, 351, 390, 505, 585, 606, 698, 702, 909, 1010, 1047, 1170, 1313, 1515, 1745, 1755, 1818, 2094, 2626, 2727, 3030, 3141, 3490, 3510, 3939, 4537, 4545, 5235, 5454, 6282, 6565, 7878, 9074, 9090, 9423, 10470, 11817, 13130, 13611, 13635, 15705, 18846, 19695, 22685, 23634, 27222, 27270, 31410, 35249, 35451, 39390, 40833, 45370, 47115, 59085, 68055, 70498, 70902, 81666, 94230, 105747, 118170, 122499, 136110, 176245, 177255, 204165, 211494, 244998, 317241, 352490, 354510, 408330, 458237, 528735, 612495, 634482, 916474, 951723, 1057470, 1224990, 1374711, 1586205, 1903446, 2291185, 2749422, 3172410, 4124133, 4582370, 4758615, 6873555, 8248266, 9517230, 12372399, 13747110, 20620665, 24744798, 41241330, 61861995, 123723990]

約数ペア:

[(1, 123723990), (2, 61861995), (3, 41241330), (5, 24744798), (6, 20620665), (9, 13747110), (10, 12372399), (13, 9517230), (15, 8248266), (18, 6873555), (26, 4758615), (27, 4582370), (30, 4124133), (39, 3172410), (45, 2749422), (54, 2291185), (65, 1903446), (78, 1586205), (90, 1374711), (101, 1224990), (117, 1057470), (130, 951723), (135, 916474), (195, 634482), (202, 612495), (234, 528735), (270, 458237), (303, 408330), (349, 354510), (351, 352490), (390, 317241), (505, 244998), (585, 211494), (606, 204165), (698, 177255), (702, 176245), (909, 136110), (1010, 122499), (1047, 118170), (1170, 105747), (1313, 94230), (1515, 81666), (1745, 70902), (1755, 70498), (1818, 68055), (2094, 59085), (2626, 47115), (2727, 45370), (3030, 40833), (3141, 39390), (3490, 35451), (3510, 35249), (3939, 31410), (4537, 27270), (4545, 27222), (5235, 23634), (5454, 22685), (6282, 19695), (6565, 18846), (7878, 15705), (9074, 13635), (9090, 13611), (9423, 13130), (10470, 11817)]