210680821988

素因数分解:

$2^2\times 7^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{211}}^1\times {\mathrm{12641}}^1$

素因数の和:12914

約数の個数: 144

約数和(自身を含む): 479073950208

約数和(自身を除く): 268393128220

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 31, 49, 52, 62, 91, 98, 124, 182, 196, 211, 217, 364, 403, 422, 434, 637, 806, 844, 868, 1274, 1477, 1519, 1612, 2548, 2743, 2821, 2954, 3038, 5486, 5642, 5908, 6076, 6541, 10339, 10972, 11284, 12641, 13082, 19201, 19747, 20678, 25282, 26164, 38402, 39494, 41356, 45787, 50564, 76804, 78988, 85033, 88487, 91574, 134407, 164333, 170066, 176974, 183148, 268814, 320509, 328666, 340132, 353948, 391871, 537628, 595231, 619409, 641018, 657332, 783742, 1150331, 1190462, 1238818, 1282036, 1567484, 2300662, 2380924, 2477636, 2667251, 2743097, 4166617, 4601324, 5094323, 5334502, 5486194, 8052317, 8333234, 10188646, 10669004, 10972388, 16104634, 16666468, 18670757, 19201679, 20377292, 32209268, 34674263, 35660261, 37341514, 38403358, 69348526, 71320522, 74683028, 76806716, 82684781, 130695299, 138697052, 142641044, 165369562, 242719841, 249621827, 261390598, 330739124, 485439682, 499243654, 522781196, 578793467, 970879364, 998487308, 1074902153, 1157586934, 1699038887, 2149804306, 2315173868, 3398077774, 4051554269, 4299608612, 6796155548, 7524315071, 8103108538, 15048630142, 16206217076, 30097260284, 52670205497, 105340410994, 210680821988]

約数ペア:

[(1, 210680821988), (2, 105340410994), (4, 52670205497), (7, 30097260284), (13, 16206217076), (14, 15048630142), (26, 8103108538), (28, 7524315071), (31, 6796155548), (49, 4299608612), (52, 4051554269), (62, 3398077774), (91, 2315173868), (98, 2149804306), (124, 1699038887), (182, 1157586934), (196, 1074902153), (211, 998487308), (217, 970879364), (364, 578793467), (403, 522781196), (422, 499243654), (434, 485439682), (637, 330739124), (806, 261390598), (844, 249621827), (868, 242719841), (1274, 165369562), (1477, 142641044), (1519, 138697052), (1612, 130695299), (2548, 82684781), (2743, 76806716), (2821, 74683028), (2954, 71320522), (3038, 69348526), (5486, 38403358), (5642, 37341514), (5908, 35660261), (6076, 34674263), (6541, 32209268), (10339, 20377292), (10972, 19201679), (11284, 18670757), (12641, 16666468), (13082, 16104634), (19201, 10972388), (19747, 10669004), (20678, 10188646), (25282, 8333234), (26164, 8052317), (38402, 5486194), (39494, 5334502), (41356, 5094323), (45787, 4601324), (50564, 4166617), (76804, 2743097), (78988, 2667251), (85033, 2477636), (88487, 2380924), (91574, 2300662), (134407, 1567484), (164333, 1282036), (170066, 1238818), (176974, 1190462), (183148, 1150331), (268814, 783742), (320509, 657332), (328666, 641018), (340132, 619409), (353948, 595231), (391871, 537628)]