206842790

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{59}}^1\times {\mathrm{157}}^1$

素因数の和:270

約数の個数: 128

約数和(自身を含む): 491443200

約数和(自身を除く): 284600410

約数列:

[1, 2, 5, 7, 10, 11, 14, 22, 29, 35, 55, 58, 59, 70, 77, 110, 118, 145, 154, 157, 203, 290, 295, 314, 319, 385, 406, 413, 590, 638, 649, 770, 785, 826, 1015, 1099, 1298, 1570, 1595, 1711, 1727, 2030, 2065, 2198, 2233, 3190, 3245, 3422, 3454, 4130, 4466, 4543, 4553, 5495, 6490, 8555, 8635, 9086, 9106, 9263, 10990, 11165, 11977, 12089, 17110, 17270, 18526, 18821, 22330, 22715, 22765, 23954, 24178, 31871, 37642, 45430, 45530, 46315, 50083, 59885, 60445, 63742, 64841, 92630, 94105, 100166, 101893, 119770, 120890, 129682, 131747, 159355, 188210, 203786, 250415, 263494, 268627, 318710, 324205, 350581, 500830, 509465, 537254, 648410, 658735, 701162, 713251, 1018930, 1317470, 1343135, 1426502, 1752905, 1880389, 2686270, 2954897, 3505810, 3566255, 3760778, 5909794, 7132510, 9401945, 14774485, 18803890, 20684279, 29548970, 41368558, 103421395, 206842790]

約数ペア:

[(1, 206842790), (2, 103421395), (5, 41368558), (7, 29548970), (10, 20684279), (11, 18803890), (14, 14774485), (22, 9401945), (29, 7132510), (35, 5909794), (55, 3760778), (58, 3566255), (59, 3505810), (70, 2954897), (77, 2686270), (110, 1880389), (118, 1752905), (145, 1426502), (154, 1343135), (157, 1317470), (203, 1018930), (290, 713251), (295, 701162), (314, 658735), (319, 648410), (385, 537254), (406, 509465), (413, 500830), (590, 350581), (638, 324205), (649, 318710), (770, 268627), (785, 263494), (826, 250415), (1015, 203786), (1099, 188210), (1298, 159355), (1570, 131747), (1595, 129682), (1711, 120890), (1727, 119770), (2030, 101893), (2065, 100166), (2198, 94105), (2233, 92630), (3190, 64841), (3245, 63742), (3422, 60445), (3454, 59885), (4130, 50083), (4466, 46315), (4543, 45530), (4553, 45430), (5495, 37642), (6490, 31871), (8555, 24178), (8635, 23954), (9086, 22765), (9106, 22715), (9263, 22330), (10990, 18821), (11165, 18526), (11977, 17270), (12089, 17110)]