20235897990

素因数分解:

$2^1\times 3^2\times 5^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{157}}^1\times {\mathrm{2657}}^1$

素因数の和:2852

約数の個数: 288

約数和(自身を含む): 67217757984

約数和(自身を除く): 46981859994

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 11, 14, 15, 18, 21, 22, 30, 33, 35, 42, 45, 49, 55, 63, 66, 70, 77, 90, 98, 99, 105, 110, 126, 147, 154, 157, 165, 198, 210, 231, 245, 294, 314, 315, 330, 385, 441, 462, 471, 490, 495, 539, 630, 693, 735, 770, 785, 882, 942, 990, 1078, 1099, 1155, 1386, 1413, 1470, 1570, 1617, 1727, 2198, 2205, 2310, 2355, 2657, 2695, 2826, 3234, 3297, 3454, 3465, 4410, 4710, 4851, 5181, 5314, 5390, 5495, 6594, 6930, 7065, 7693, 7971, 8085, 8635, 9702, 9891, 10362, 10990, 12089, 13285, 14130, 15386, 15543, 15942, 16170, 16485, 17270, 18599, 19782, 23079, 23913, 24178, 24255, 25905, 26570, 29227, 31086, 32970, 36267, 37198, 38465, 39855, 46158, 47826, 48510, 49455, 51810, 55797, 58454, 60445, 69237, 72534, 76930, 77715, 79710, 84623, 87681, 92995, 98910, 108801, 111594, 115395, 119565, 120890, 130193, 138474, 146135, 155430, 167391, 169246, 175362, 181335, 185990, 204589, 217602, 230790, 239130, 253869, 260386, 263043, 278985, 292270, 334782, 346185, 362670, 390579, 409178, 417149, 423115, 438405, 507738, 526086, 544005, 557970, 613767, 650965, 692370, 761607, 781158, 834298, 836955, 846230, 876810, 1022945, 1088010, 1171737, 1227534, 1251447, 1269345, 1301930, 1315215, 1432123, 1523214, 1673910, 1841301, 1952895, 2045890, 2085745, 2343474, 2502894, 2538690, 2630430, 2864246, 2920043, 3068835, 3682602, 3754341, 3808035, 3905790, 4171490, 4296369, 4588639, 5840086, 5858685, 6137670, 6257235, 7160615, 7508682, 7616070, 8592738, 8760129, 9177278, 9206505, 11717370, 12514470, 12889107, 13765917, 14321230, 14600215, 17520258, 18413010, 18771705, 20440301, 21481845, 22943195, 25778214, 26280387, 27531834, 29200430, 32120473, 37543410, 40880602, 41297751, 42963690, 43800645, 45886390, 52560774, 61320903, 64240946, 64445535, 68829585, 82595502, 87601290, 96361419, 102201505, 122641806, 128891070, 131401935, 137659170, 160602365, 183962709, 192722838, 204403010, 206488755, 224843311, 262803870, 289084257, 306604515, 321204730, 367925418, 412977510, 449686622, 481807095, 578168514, 613209030, 674529933, 919813545, 963614190, 1124216555, 1349059866, 1445421285, 1839627090, 2023589799, 2248433110, 2890842570, 3372649665, 4047179598, 6745299330, 10117948995, 20235897990]

約数ペア:

[(1, 20235897990), (2, 10117948995), (3, 6745299330), (5, 4047179598), (6, 3372649665), (7, 2890842570), (9, 2248433110), (10, 2023589799), (11, 1839627090), (14, 1445421285), (15, 1349059866), (18, 1124216555), (21, 963614190), (22, 919813545), (30, 674529933), (33, 613209030), (35, 578168514), (42, 481807095), (45, 449686622), (49, 412977510), (55, 367925418), (63, 321204730), (66, 306604515), (70, 289084257), (77, 262803870), (90, 224843311), (98, 206488755), (99, 204403010), (105, 192722838), (110, 183962709), (126, 160602365), (147, 137659170), (154, 131401935), (157, 128891070), (165, 122641806), (198, 102201505), (210, 96361419), (231, 87601290), (245, 82595502), (294, 68829585), (314, 64445535), (315, 64240946), (330, 61320903), (385, 52560774), (441, 45886390), (462, 43800645), (471, 42963690), (490, 41297751), (495, 40880602), (539, 37543410), (630, 32120473), (693, 29200430), (735, 27531834), (770, 26280387), (785, 25778214), (882, 22943195), (942, 21481845), (990, 20440301), (1078, 18771705), (1099, 18413010), (1155, 17520258), (1386, 14600215), (1413, 14321230), (1470, 13765917), (1570, 12889107), (1617, 12514470), (1727, 11717370), (2198, 9206505), (2205, 9177278), (2310, 8760129), (2355, 8592738), (2657, 7616070), (2695, 7508682), (2826, 7160615), (3234, 6257235), (3297, 6137670), (3454, 5858685), (3465, 5840086), (4410, 4588639), (4710, 4296369), (4851, 4171490), (5181, 3905790), (5314, 3808035), (5390, 3754341), (5495, 3682602), (6594, 3068835), (6930, 2920043), (7065, 2864246), (7693, 2630430), (7971, 2538690), (8085, 2502894), (8635, 2343474), (9702, 2085745), (9891, 2045890), (10362, 1952895), (10990, 1841301), (12089, 1673910), (13285, 1523214), (14130, 1432123), (15386, 1315215), (15543, 1301930), (15942, 1269345), (16170, 1251447), (16485, 1227534), (17270, 1171737), (18599, 1088010), (19782, 1022945), (23079, 876810), (23913, 846230), (24178, 836955), (24255, 834298), (25905, 781158), (26570, 761607), (29227, 692370), (31086, 650965), (32970, 613767), (36267, 557970), (37198, 544005), (38465, 526086), (39855, 507738), (46158, 438405), (47826, 423115), (48510, 417149), (49455, 409178), (51810, 390579), (55797, 362670), (58454, 346185), (60445, 334782), (69237, 292270), (72534, 278985), (76930, 263043), (77715, 260386), (79710, 253869), (84623, 239130), (87681, 230790), (92995, 217602), (98910, 204589), (108801, 185990), (111594, 181335), (115395, 175362), (119565, 169246), (120890, 167391), (130193, 155430), (138474, 146135)]