20889621200

素因数分解:

$2^4\times 5^2\times 7^2\times {\mathrm{23}}^1\times {\mathrm{149}}^1\times {\mathrm{311}}^1$

素因数の和:515

約数の個数: 360

約数和(自身を含む): 61525526400

約数和(自身を除く): 40635905200

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 23, 25, 28, 35, 40, 46, 49, 50, 56, 70, 80, 92, 98, 100, 112, 115, 140, 149, 161, 175, 184, 196, 200, 230, 245, 280, 298, 311, 322, 350, 368, 392, 400, 460, 490, 560, 575, 596, 622, 644, 700, 745, 784, 805, 920, 980, 1043, 1127, 1150, 1192, 1225, 1244, 1288, 1400, 1490, 1555, 1610, 1840, 1960, 2086, 2177, 2254, 2300, 2384, 2450, 2488, 2576, 2800, 2980, 3110, 3220, 3427, 3725, 3920, 4025, 4172, 4354, 4508, 4600, 4900, 4976, 5215, 5635, 5960, 6220, 6440, 6854, 7153, 7301, 7450, 7775, 8050, 8344, 8708, 9016, 9200, 9800, 10430, 10885, 11270, 11920, 12440, 12880, 13708, 14306, 14602, 14900, 15239, 15550, 16100, 16688, 17135, 17416, 18032, 19600, 20860, 21770, 22540, 23989, 24880, 26075, 27416, 28175, 28612, 29204, 29800, 30478, 31100, 32200, 34270, 34832, 35765, 36505, 41720, 43540, 45080, 46339, 47978, 50071, 52150, 54425, 54832, 56350, 57224, 58408, 59600, 60956, 62200, 64400, 68540, 71530, 73010, 76195, 83440, 85675, 87080, 90160, 92678, 95956, 100142, 104300, 108850, 112700, 114448, 116816, 119945, 121912, 124400, 137080, 143060, 146020, 152390, 167923, 171350, 174160, 178825, 182525, 185356, 191912, 200284, 208600, 217700, 225400, 231695, 239890, 243824, 250355, 274160, 286120, 292040, 304780, 324373, 335846, 342700, 350497, 357650, 365050, 370712, 380975, 383824, 400568, 417200, 435400, 450800, 463390, 479780, 500710, 572240, 584080, 599725, 609560, 648746, 671692, 685400, 700994, 715300, 730100, 741424, 761950, 801136, 839615, 870800, 926780, 959560, 1001420, 1065797, 1158475, 1199450, 1219120, 1251775, 1297492, 1343384, 1370800, 1401988, 1430600, 1460200, 1523900, 1621865, 1679230, 1752485, 1853560, 1919120, 2002840, 2131594, 2270611, 2316950, 2398900, 2503550, 2594984, 2686768, 2803976, 2861200, 2920400, 3047800, 3243730, 3358460, 3504970, 3707120, 4005680, 4198075, 4263188, 4541222, 4633900, 4797800, 5007100, 5189968, 5328985, 5607952, 6095600, 6487460, 6716920, 7009940, 7460579, 8109325, 8396150, 8526376, 8762425, 9082444, 9267800, 9595600, 10014200, 10657970, 11353055, 12974920, 13433840, 14019880, 14921158, 16218650, 16792300, 17052752, 17524850, 18164888, 18535600, 20028400, 21315940, 22706110, 25949840, 26644925, 28039760, 29842316, 32437300, 33584600, 35049700, 36329776, 37302895, 42631880, 45412220, 52224053, 53289850, 56765275, 59684632, 64874600, 67169200, 70099400, 74605790, 85263760, 90824440, 104448106, 106579700, 113530550, 119369264, 129749200, 140198800, 149211580, 181648880, 186514475, 208896212, 213159400, 227061100, 261120265, 298423160, 373028950, 417792424, 426318800, 454122200, 522240530, 596846320, 746057900, 835584848, 908244400, 1044481060, 1305601325, 1492115800, 2088962120, 2611202650, 2984231600, 4177924240, 5222405300, 10444810600, 20889621200]

約数ペア:

[(1, 20889621200), (2, 10444810600), (4, 5222405300), (5, 4177924240), (7, 2984231600), (8, 2611202650), (10, 2088962120), (14, 1492115800), (16, 1305601325), (20, 1044481060), (23, 908244400), (25, 835584848), (28, 746057900), (35, 596846320), (40, 522240530), (46, 454122200), (49, 426318800), (50, 417792424), (56, 373028950), (70, 298423160), (80, 261120265), (92, 227061100), (98, 213159400), (100, 208896212), (112, 186514475), (115, 181648880), (140, 149211580), (149, 140198800), (161, 129749200), (175, 119369264), (184, 113530550), (196, 106579700), (200, 104448106), (230, 90824440), (245, 85263760), (280, 74605790), (298, 70099400), (311, 67169200), (322, 64874600), (350, 59684632), (368, 56765275), (392, 53289850), (400, 52224053), (460, 45412220), (490, 42631880), (560, 37302895), (575, 36329776), (596, 35049700), (622, 33584600), (644, 32437300), (700, 29842316), (745, 28039760), (784, 26644925), (805, 25949840), (920, 22706110), (980, 21315940), (1043, 20028400), (1127, 18535600), (1150, 18164888), (1192, 17524850), (1225, 17052752), (1244, 16792300), (1288, 16218650), (1400, 14921158), (1490, 14019880), (1555, 13433840), (1610, 12974920), (1840, 11353055), (1960, 10657970), (2086, 10014200), (2177, 9595600), (2254, 9267800), (2300, 9082444), (2384, 8762425), (2450, 8526376), (2488, 8396150), (2576, 8109325), (2800, 7460579), (2980, 7009940), (3110, 6716920), (3220, 6487460), (3427, 6095600), (3725, 5607952), (3920, 5328985), (4025, 5189968), (4172, 5007100), (4354, 4797800), (4508, 4633900), (4600, 4541222), (4900, 4263188), (4976, 4198075), (5215, 4005680), (5635, 3707120), (5960, 3504970), (6220, 3358460), (6440, 3243730), (6854, 3047800), (7153, 2920400), (7301, 2861200), (7450, 2803976), (7775, 2686768), (8050, 2594984), (8344, 2503550), (8708, 2398900), (9016, 2316950), (9200, 2270611), (9800, 2131594), (10430, 2002840), (10885, 1919120), (11270, 1853560), (11920, 1752485), (12440, 1679230), (12880, 1621865), (13708, 1523900), (14306, 1460200), (14602, 1430600), (14900, 1401988), (15239, 1370800), (15550, 1343384), (16100, 1297492), (16688, 1251775), (17135, 1219120), (17416, 1199450), (18032, 1158475), (19600, 1065797), (20860, 1001420), (21770, 959560), (22540, 926780), (23989, 870800), (24880, 839615), (26075, 801136), (27416, 761950), (28175, 741424), (28612, 730100), (29204, 715300), (29800, 700994), (30478, 685400), (31100, 671692), (32200, 648746), (34270, 609560), (34832, 599725), (35765, 584080), (36505, 572240), (41720, 500710), (43540, 479780), (45080, 463390), (46339, 450800), (47978, 435400), (50071, 417200), (52150, 400568), (54425, 383824), (54832, 380975), (56350, 370712), (57224, 365050), (58408, 357650), (59600, 350497), (60956, 342700), (62200, 335846), (64400, 324373), (68540, 304780), (71530, 292040), (73010, 286120), (76195, 274160), (83440, 250355), (85675, 243824), (87080, 239890), (90160, 231695), (92678, 225400), (95956, 217700), (100142, 208600), (104300, 200284), (108850, 191912), (112700, 185356), (114448, 182525), (116816, 178825), (119945, 174160), (121912, 171350), (124400, 167923), (137080, 152390), (143060, 146020)]