189901908

素因数分解:

$2^2\times 3^4\times 7^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{73}}^1$

素因数の和:164

約数の個数: 240

約数和(自身を含む): 609731584

約数和(自身を除く): 419829676

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 27, 28, 31, 36, 37, 42, 54, 62, 63, 73, 74, 81, 84, 93, 108, 111, 124, 126, 146, 148, 162, 186, 189, 217, 219, 222, 252, 259, 279, 292, 324, 333, 372, 378, 434, 438, 444, 511, 518, 558, 567, 651, 657, 666, 756, 777, 837, 868, 876, 999, 1022, 1036, 1116, 1134, 1147, 1302, 1314, 1332, 1533, 1554, 1674, 1953, 1971, 1998, 2044, 2263, 2268, 2294, 2331, 2511, 2604, 2628, 2701, 2997, 3066, 3108, 3348, 3441, 3906, 3942, 3996, 4526, 4588, 4599, 4662, 5022, 5402, 5859, 5913, 5994, 6132, 6789, 6882, 6993, 7812, 7884, 8029, 8103, 9052, 9198, 9324, 10044, 10323, 10804, 11718, 11826, 11988, 13578, 13764, 13797, 13986, 15841, 16058, 16206, 17577, 18396, 18907, 20367, 20646, 20979, 23436, 23652, 24087, 24309, 27156, 27594, 27972, 30969, 31682, 32116, 32412, 35154, 37814, 40734, 41292, 41391, 41958, 47523, 48174, 48618, 55188, 56721, 61101, 61938, 63364, 70308, 72261, 72927, 75628, 81468, 82782, 83731, 83916, 92907, 95046, 96348, 97236, 113442, 122202, 123876, 142569, 144522, 145854, 165564, 167462, 170163, 183303, 185814, 190092, 216783, 218781, 226884, 244404, 251193, 285138, 289044, 291708, 334924, 340326, 366606, 371628, 427707, 433566, 437562, 502386, 510489, 570276, 586117, 650349, 680652, 733212, 753579, 855414, 867132, 875124, 1004772, 1020978, 1172234, 1283121, 1300698, 1507158, 1531467, 1710828, 1758351, 2041956, 2260737, 2344468, 2566242, 2601396, 3014316, 3062934, 3516702, 4521474, 5132484, 5275053, 6125868, 6782211, 7033404, 9042948, 10550106, 13564422, 15825159, 21100212, 27128844, 31650318, 47475477, 63300636, 94950954, 189901908]

約数ペア:

[(1, 189901908), (2, 94950954), (3, 63300636), (4, 47475477), (6, 31650318), (7, 27128844), (9, 21100212), (12, 15825159), (14, 13564422), (18, 10550106), (21, 9042948), (27, 7033404), (28, 6782211), (31, 6125868), (36, 5275053), (37, 5132484), (42, 4521474), (54, 3516702), (62, 3062934), (63, 3014316), (73, 2601396), (74, 2566242), (81, 2344468), (84, 2260737), (93, 2041956), (108, 1758351), (111, 1710828), (124, 1531467), (126, 1507158), (146, 1300698), (148, 1283121), (162, 1172234), (186, 1020978), (189, 1004772), (217, 875124), (219, 867132), (222, 855414), (252, 753579), (259, 733212), (279, 680652), (292, 650349), (324, 586117), (333, 570276), (372, 510489), (378, 502386), (434, 437562), (438, 433566), (444, 427707), (511, 371628), (518, 366606), (558, 340326), (567, 334924), (651, 291708), (657, 289044), (666, 285138), (756, 251193), (777, 244404), (837, 226884), (868, 218781), (876, 216783), (999, 190092), (1022, 185814), (1036, 183303), (1116, 170163), (1134, 167462), (1147, 165564), (1302, 145854), (1314, 144522), (1332, 142569), (1533, 123876), (1554, 122202), (1674, 113442), (1953, 97236), (1971, 96348), (1998, 95046), (2044, 92907), (2263, 83916), (2268, 83731), (2294, 82782), (2331, 81468), (2511, 75628), (2604, 72927), (2628, 72261), (2701, 70308), (2997, 63364), (3066, 61938), (3108, 61101), (3348, 56721), (3441, 55188), (3906, 48618), (3942, 48174), (3996, 47523), (4526, 41958), (4588, 41391), (4599, 41292), (4662, 40734), (5022, 37814), (5402, 35154), (5859, 32412), (5913, 32116), (5994, 31682), (6132, 30969), (6789, 27972), (6882, 27594), (6993, 27156), (7812, 24309), (7884, 24087), (8029, 23652), (8103, 23436), (9052, 20979), (9198, 20646), (9324, 20367), (10044, 18907), (10323, 18396), (10804, 17577), (11718, 16206), (11826, 16058), (11988, 15841), (13578, 13986), (13764, 13797)]