195797140

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{443}}^1$

素因数の和:518

約数の個数: 144

約数和(自身を含む): 535719744

約数和(自身を除く): 339922604

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 35, 41, 44, 49, 55, 70, 77, 82, 98, 110, 140, 154, 164, 196, 205, 220, 245, 287, 308, 385, 410, 443, 451, 490, 539, 574, 770, 820, 886, 902, 980, 1078, 1148, 1435, 1540, 1772, 1804, 2009, 2156, 2215, 2255, 2695, 2870, 3101, 3157, 4018, 4430, 4510, 4873, 5390, 5740, 6202, 6314, 8036, 8860, 9020, 9746, 10045, 10780, 12404, 12628, 15505, 15785, 18163, 19492, 20090, 21707, 22099, 24365, 31010, 31570, 34111, 36326, 40180, 43414, 44198, 48730, 62020, 63140, 68222, 72652, 86828, 88396, 90815, 97460, 108535, 110495, 127141, 136444, 170555, 181630, 199793, 217070, 220990, 238777, 254282, 341110, 363260, 399586, 434140, 441980, 477554, 508564, 635705, 682220, 799172, 889987, 955108, 998965, 1193885, 1271410, 1398551, 1779974, 1997930, 2387770, 2542820, 2797102, 3559948, 3995860, 4449935, 4775540, 5594204, 6992755, 8899870, 9789857, 13985510, 17799740, 19579714, 27971020, 39159428, 48949285, 97898570, 195797140]

約数ペア:

[(1, 195797140), (2, 97898570), (4, 48949285), (5, 39159428), (7, 27971020), (10, 19579714), (11, 17799740), (14, 13985510), (20, 9789857), (22, 8899870), (28, 6992755), (35, 5594204), (41, 4775540), (44, 4449935), (49, 3995860), (55, 3559948), (70, 2797102), (77, 2542820), (82, 2387770), (98, 1997930), (110, 1779974), (140, 1398551), (154, 1271410), (164, 1193885), (196, 998965), (205, 955108), (220, 889987), (245, 799172), (287, 682220), (308, 635705), (385, 508564), (410, 477554), (443, 441980), (451, 434140), (490, 399586), (539, 363260), (574, 341110), (770, 254282), (820, 238777), (886, 220990), (902, 217070), (980, 199793), (1078, 181630), (1148, 170555), (1435, 136444), (1540, 127141), (1772, 110495), (1804, 108535), (2009, 97460), (2156, 90815), (2215, 88396), (2255, 86828), (2695, 72652), (2870, 68222), (3101, 63140), (3157, 62020), (4018, 48730), (4430, 44198), (4510, 43414), (4873, 40180), (5390, 36326), (5740, 34111), (6202, 31570), (6314, 31010), (8036, 24365), (8860, 22099), (9020, 21707), (9746, 20090), (10045, 19492), (10780, 18163), (12404, 15785), (12628, 15505)]