210880908

素因数分解:

$2^2\times 3^4\times 7^2\times {\mathrm{37}}^1\times {\mathrm{359}}^1$

素因数の和:426

約数の個数: 180

約数和(自身を含む): 660456720

約数和(自身を除く): 449575812

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 27, 28, 36, 37, 42, 49, 54, 63, 74, 81, 84, 98, 108, 111, 126, 147, 148, 162, 189, 196, 222, 252, 259, 294, 324, 333, 359, 378, 441, 444, 518, 567, 588, 666, 718, 756, 777, 882, 999, 1036, 1077, 1134, 1323, 1332, 1436, 1554, 1764, 1813, 1998, 2154, 2268, 2331, 2513, 2646, 2997, 3108, 3231, 3626, 3969, 3996, 4308, 4662, 5026, 5292, 5439, 5994, 6462, 6993, 7252, 7539, 7938, 9324, 9693, 10052, 10878, 11988, 12924, 13283, 13986, 15078, 15876, 16317, 17591, 19386, 20979, 21756, 22617, 26566, 27972, 29079, 30156, 32634, 35182, 38772, 39849, 41958, 45234, 48951, 52773, 53132, 58158, 65268, 67851, 70364, 79698, 83916, 90468, 92981, 97902, 105546, 116316, 119547, 135702, 146853, 158319, 159396, 185962, 195804, 203553, 211092, 239094, 271404, 278943, 293706, 316638, 358641, 371924, 407106, 474957, 478188, 557886, 587412, 633276, 650867, 717282, 814212, 836829, 949914, 1075923, 1115772, 1301734, 1424871, 1434564, 1673658, 1899828, 1952601, 2151846, 2510487, 2603468, 2849742, 3347316, 3905202, 4303692, 5020974, 5699484, 5857803, 7531461, 7810404, 10041948, 11715606, 15062922, 17573409, 23431212, 30125844, 35146818, 52720227, 70293636, 105440454, 210880908]

約数ペア:

[(1, 210880908), (2, 105440454), (3, 70293636), (4, 52720227), (6, 35146818), (7, 30125844), (9, 23431212), (12, 17573409), (14, 15062922), (18, 11715606), (21, 10041948), (27, 7810404), (28, 7531461), (36, 5857803), (37, 5699484), (42, 5020974), (49, 4303692), (54, 3905202), (63, 3347316), (74, 2849742), (81, 2603468), (84, 2510487), (98, 2151846), (108, 1952601), (111, 1899828), (126, 1673658), (147, 1434564), (148, 1424871), (162, 1301734), (189, 1115772), (196, 1075923), (222, 949914), (252, 836829), (259, 814212), (294, 717282), (324, 650867), (333, 633276), (359, 587412), (378, 557886), (441, 478188), (444, 474957), (518, 407106), (567, 371924), (588, 358641), (666, 316638), (718, 293706), (756, 278943), (777, 271404), (882, 239094), (999, 211092), (1036, 203553), (1077, 195804), (1134, 185962), (1323, 159396), (1332, 158319), (1436, 146853), (1554, 135702), (1764, 119547), (1813, 116316), (1998, 105546), (2154, 97902), (2268, 92981), (2331, 90468), (2513, 83916), (2646, 79698), (2997, 70364), (3108, 67851), (3231, 65268), (3626, 58158), (3969, 53132), (3996, 52773), (4308, 48951), (4662, 45234), (5026, 41958), (5292, 39849), (5439, 38772), (5994, 35182), (6462, 32634), (6993, 30156), (7252, 29079), (7539, 27972), (7938, 26566), (9324, 22617), (9693, 21756), (10052, 20979), (10878, 19386), (11988, 17591), (12924, 16317), (13283, 15876), (13986, 15078)]