218123220

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{619}}^1\times {\mathrm{839}}^1$

素因数の和:1477

約数の個数: 96

約数和(自身を含む): 699955200

約数和(自身を除く): 481831980

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 619, 839, 1238, 1678, 1857, 2476, 2517, 3095, 3356, 3714, 4195, 4333, 5034, 5873, 6190, 7428, 8390, 8666, 9285, 10068, 11746, 12380, 12585, 12999, 16780, 17332, 17619, 18570, 21665, 23492, 25170, 25998, 29365, 35238, 37140, 43330, 50340, 51996, 58730, 64995, 70476, 86660, 88095, 117460, 129990, 176190, 259980, 352380, 519341, 1038682, 1558023, 2077364, 2596705, 3116046, 3635387, 5193410, 6232092, 7270774, 7790115, 10386820, 10906161, 14541548, 15580230, 18176935, 21812322, 31160460, 36353870, 43624644, 54530805, 72707740, 109061610, 218123220]

約数ペア:

[(1, 218123220), (2, 109061610), (3, 72707740), (4, 54530805), (5, 43624644), (6, 36353870), (7, 31160460), (10, 21812322), (12, 18176935), (14, 15580230), (15, 14541548), (20, 10906161), (21, 10386820), (28, 7790115), (30, 7270774), (35, 6232092), (42, 5193410), (60, 3635387), (70, 3116046), (84, 2596705), (105, 2077364), (140, 1558023), (210, 1038682), (420, 519341), (619, 352380), (839, 259980), (1238, 176190), (1678, 129990), (1857, 117460), (2476, 88095), (2517, 86660), (3095, 70476), (3356, 64995), (3714, 58730), (4195, 51996), (4333, 50340), (5034, 43330), (5873, 37140), (6190, 35238), (7428, 29365), (8390, 25998), (8666, 25170), (9285, 23492), (10068, 21665), (11746, 18570), (12380, 17619), (12585, 17332), (12999, 16780)]