209179908

素因数分解:

$2^2\times 3^4\times 7^1\times {\mathrm{149}}^1\times {\mathrm{619}}^1$

素因数の和:791

約数の個数: 120

約数和(自身を含む): 630168000

約数和(自身を除く): 420988092

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 27, 28, 36, 42, 54, 63, 81, 84, 108, 126, 149, 162, 189, 252, 298, 324, 378, 447, 567, 596, 619, 756, 894, 1043, 1134, 1238, 1341, 1788, 1857, 2086, 2268, 2476, 2682, 3129, 3714, 4023, 4172, 4333, 5364, 5571, 6258, 7428, 8046, 8666, 9387, 11142, 12069, 12516, 12999, 16092, 16713, 17332, 18774, 22284, 24138, 25998, 28161, 33426, 37548, 38997, 48276, 50139, 51996, 56322, 66852, 77994, 84483, 92231, 100278, 112644, 116991, 155988, 168966, 184462, 200556, 233982, 276693, 337932, 350973, 368924, 467964, 553386, 645617, 701946, 830079, 1106772, 1291234, 1403892, 1660158, 1936851, 2490237, 2582468, 3320316, 3873702, 4980474, 5810553, 7470711, 7747404, 9960948, 11621106, 14941422, 17431659, 23242212, 29882844, 34863318, 52294977, 69726636, 104589954, 209179908]

約数ペア:

[(1, 209179908), (2, 104589954), (3, 69726636), (4, 52294977), (6, 34863318), (7, 29882844), (9, 23242212), (12, 17431659), (14, 14941422), (18, 11621106), (21, 9960948), (27, 7747404), (28, 7470711), (36, 5810553), (42, 4980474), (54, 3873702), (63, 3320316), (81, 2582468), (84, 2490237), (108, 1936851), (126, 1660158), (149, 1403892), (162, 1291234), (189, 1106772), (252, 830079), (298, 701946), (324, 645617), (378, 553386), (447, 467964), (567, 368924), (596, 350973), (619, 337932), (756, 276693), (894, 233982), (1043, 200556), (1134, 184462), (1238, 168966), (1341, 155988), (1788, 116991), (1857, 112644), (2086, 100278), (2268, 92231), (2476, 84483), (2682, 77994), (3129, 66852), (3714, 56322), (4023, 51996), (4172, 50139), (4333, 48276), (5364, 38997), (5571, 37548), (6258, 33426), (7428, 28161), (8046, 25998), (8666, 24138), (9387, 22284), (11142, 18774), (12069, 17332), (12516, 16713), (12999, 16092)]