214554340

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{1531}}^1$

素因数の和:1578

約数の個数: 144

約数和(自身を含む): 616158144

約数和(自身を除く): 401603804

約数列:

[1, 2, 4, 5, 7, 10, 11, 13, 14, 20, 22, 26, 28, 35, 44, 49, 52, 55, 65, 70, 77, 91, 98, 110, 130, 140, 143, 154, 182, 196, 220, 245, 260, 286, 308, 364, 385, 455, 490, 539, 572, 637, 715, 770, 910, 980, 1001, 1078, 1274, 1430, 1531, 1540, 1820, 2002, 2156, 2548, 2695, 2860, 3062, 3185, 4004, 5005, 5390, 6124, 6370, 7007, 7655, 10010, 10717, 10780, 12740, 14014, 15310, 16841, 19903, 20020, 21434, 28028, 30620, 33682, 35035, 39806, 42868, 53585, 67364, 70070, 75019, 79612, 84205, 99515, 107170, 117887, 139321, 140140, 150038, 168410, 199030, 214340, 218933, 235774, 278642, 300076, 336820, 375095, 398060, 437866, 471548, 557284, 589435, 696605, 750190, 825209, 875732, 975247, 1094665, 1178870, 1393210, 1500380, 1532531, 1650418, 1950494, 2189330, 2357740, 2786420, 3065062, 3300836, 3900988, 4126045, 4378660, 4876235, 6130124, 7662655, 8252090, 9752470, 10727717, 15325310, 16504180, 19504940, 21455434, 30650620, 42910868, 53638585, 107277170, 214554340]

約数ペア:

[(1, 214554340), (2, 107277170), (4, 53638585), (5, 42910868), (7, 30650620), (10, 21455434), (11, 19504940), (13, 16504180), (14, 15325310), (20, 10727717), (22, 9752470), (26, 8252090), (28, 7662655), (35, 6130124), (44, 4876235), (49, 4378660), (52, 4126045), (55, 3900988), (65, 3300836), (70, 3065062), (77, 2786420), (91, 2357740), (98, 2189330), (110, 1950494), (130, 1650418), (140, 1532531), (143, 1500380), (154, 1393210), (182, 1178870), (196, 1094665), (220, 975247), (245, 875732), (260, 825209), (286, 750190), (308, 696605), (364, 589435), (385, 557284), (455, 471548), (490, 437866), (539, 398060), (572, 375095), (637, 336820), (715, 300076), (770, 278642), (910, 235774), (980, 218933), (1001, 214340), (1078, 199030), (1274, 168410), (1430, 150038), (1531, 140140), (1540, 139321), (1820, 117887), (2002, 107170), (2156, 99515), (2548, 84205), (2695, 79612), (2860, 75019), (3062, 70070), (3185, 67364), (4004, 53585), (5005, 42868), (5390, 39806), (6124, 35035), (6370, 33682), (7007, 30620), (7655, 28028), (10010, 21434), (10717, 20020), (10780, 19903), (12740, 16841), (14014, 15310)]