212316830

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{113}}^1$

素因数の和:210

約数の個数: 128

約数和(自身を含む): 472780800

約数和(自身を除く): 260463970

約数列:

[1, 2, 5, 10, 11, 19, 22, 29, 31, 38, 55, 58, 62, 95, 110, 113, 145, 155, 190, 209, 226, 290, 310, 319, 341, 418, 551, 565, 589, 638, 682, 899, 1045, 1102, 1130, 1178, 1243, 1595, 1705, 1798, 2090, 2147, 2486, 2755, 2945, 3190, 3277, 3410, 3503, 4294, 4495, 5510, 5890, 6061, 6215, 6479, 6554, 7006, 8990, 9889, 10735, 12122, 12430, 12958, 16385, 17081, 17515, 19778, 21470, 23617, 30305, 32395, 32770, 34162, 35030, 36047, 38533, 47234, 49445, 60610, 62263, 64790, 66557, 72094, 77066, 85405, 98890, 101587, 118085, 124526, 133114, 170810, 180235, 187891, 192665, 203174, 236170, 311315, 332785, 360470, 375782, 385330, 507935, 622630, 665570, 684893, 732127, 939455, 1015870, 1117457, 1369786, 1464254, 1878910, 1930153, 2234914, 3424465, 3660635, 3860306, 5587285, 6848930, 7321270, 9650765, 11174570, 19301530, 21231683, 42463366, 106158415, 212316830]

約数ペア:

[(1, 212316830), (2, 106158415), (5, 42463366), (10, 21231683), (11, 19301530), (19, 11174570), (22, 9650765), (29, 7321270), (31, 6848930), (38, 5587285), (55, 3860306), (58, 3660635), (62, 3424465), (95, 2234914), (110, 1930153), (113, 1878910), (145, 1464254), (155, 1369786), (190, 1117457), (209, 1015870), (226, 939455), (290, 732127), (310, 684893), (319, 665570), (341, 622630), (418, 507935), (551, 385330), (565, 375782), (589, 360470), (638, 332785), (682, 311315), (899, 236170), (1045, 203174), (1102, 192665), (1130, 187891), (1178, 180235), (1243, 170810), (1595, 133114), (1705, 124526), (1798, 118085), (2090, 101587), (2147, 98890), (2486, 85405), (2755, 77066), (2945, 72094), (3190, 66557), (3277, 64790), (3410, 62263), (3503, 60610), (4294, 49445), (4495, 47234), (5510, 38533), (5890, 36047), (6061, 35030), (6215, 34162), (6479, 32770), (6554, 32395), (7006, 30305), (8990, 23617), (9889, 21470), (10735, 19778), (12122, 17515), (12430, 17081), (12958, 16385)]