498440320

素因数分解:

$2^7\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{97}}^1$

素因数の和:191

約数の個数: 256

約数和(自身を含む): 1458616320

約数和(自身を除く): 960176000

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 31, 32, 35, 37, 40, 56, 62, 64, 70, 74, 80, 97, 112, 124, 128, 140, 148, 155, 160, 185, 194, 217, 224, 248, 259, 280, 296, 310, 320, 370, 388, 434, 448, 485, 496, 518, 560, 592, 620, 640, 679, 740, 776, 868, 896, 970, 992, 1036, 1085, 1120, 1147, 1184, 1240, 1295, 1358, 1480, 1552, 1736, 1940, 1984, 2072, 2170, 2240, 2294, 2368, 2480, 2590, 2716, 2960, 3007, 3104, 3395, 3472, 3589, 3880, 3968, 4144, 4340, 4480, 4588, 4736, 4960, 5180, 5432, 5735, 5920, 6014, 6208, 6790, 6944, 7178, 7760, 8029, 8288, 8680, 9176, 9920, 10360, 10864, 11470, 11840, 12028, 12416, 13580, 13888, 14356, 15035, 15520, 16058, 16576, 17360, 17945, 18352, 19840, 20720, 21049, 21728, 22940, 23680, 24056, 25123, 27160, 27776, 28712, 30070, 31040, 32116, 33152, 34720, 35890, 36704, 40145, 41440, 42098, 43456, 45880, 48112, 50246, 54320, 57424, 60140, 62080, 64232, 69440, 71780, 73408, 80290, 82880, 84196, 86912, 91760, 96224, 100492, 105245, 108640, 111259, 114848, 120280, 125615, 128464, 138880, 143560, 146816, 160580, 165760, 168392, 183520, 192448, 200984, 210490, 217280, 222518, 229696, 240560, 251230, 256928, 287120, 321160, 336784, 367040, 384896, 401968, 420980, 434560, 445036, 459392, 481120, 502460, 513856, 556295, 574240, 642320, 673568, 734080, 778813, 803936, 841960, 890072, 962240, 1004920, 1027712, 1112590, 1148480, 1284640, 1347136, 1557626, 1607872, 1683920, 1780144, 1924480, 2009840, 2225180, 2296960, 2569280, 2694272, 3115252, 3215744, 3367840, 3560288, 3894065, 4019680, 4450360, 5138560, 6230504, 6735680, 7120576, 7788130, 8039360, 8900720, 12461008, 13471360, 14241152, 15576260, 16078720, 17801440, 24922016, 31152520, 35602880, 49844032, 62305040, 71205760, 99688064, 124610080, 249220160, 498440320]

約数ペア:

[(1, 498440320), (2, 249220160), (4, 124610080), (5, 99688064), (7, 71205760), (8, 62305040), (10, 49844032), (14, 35602880), (16, 31152520), (20, 24922016), (28, 17801440), (31, 16078720), (32, 15576260), (35, 14241152), (37, 13471360), (40, 12461008), (56, 8900720), (62, 8039360), (64, 7788130), (70, 7120576), (74, 6735680), (80, 6230504), (97, 5138560), (112, 4450360), (124, 4019680), (128, 3894065), (140, 3560288), (148, 3367840), (155, 3215744), (160, 3115252), (185, 2694272), (194, 2569280), (217, 2296960), (224, 2225180), (248, 2009840), (259, 1924480), (280, 1780144), (296, 1683920), (310, 1607872), (320, 1557626), (370, 1347136), (388, 1284640), (434, 1148480), (448, 1112590), (485, 1027712), (496, 1004920), (518, 962240), (560, 890072), (592, 841960), (620, 803936), (640, 778813), (679, 734080), (740, 673568), (776, 642320), (868, 574240), (896, 556295), (970, 513856), (992, 502460), (1036, 481120), (1085, 459392), (1120, 445036), (1147, 434560), (1184, 420980), (1240, 401968), (1295, 384896), (1358, 367040), (1480, 336784), (1552, 321160), (1736, 287120), (1940, 256928), (1984, 251230), (2072, 240560), (2170, 229696), (2240, 222518), (2294, 217280), (2368, 210490), (2480, 200984), (2590, 192448), (2716, 183520), (2960, 168392), (3007, 165760), (3104, 160580), (3395, 146816), (3472, 143560), (3589, 138880), (3880, 128464), (3968, 125615), (4144, 120280), (4340, 114848), (4480, 111259), (4588, 108640), (4736, 105245), (4960, 100492), (5180, 96224), (5432, 91760), (5735, 86912), (5920, 84196), (6014, 82880), (6208, 80290), (6790, 73408), (6944, 71780), (7178, 69440), (7760, 64232), (8029, 62080), (8288, 60140), (8680, 57424), (9176, 54320), (9920, 50246), (10360, 48112), (10864, 45880), (11470, 43456), (11840, 42098), (12028, 41440), (12416, 40145), (13580, 36704), (13888, 35890), (14356, 34720), (15035, 33152), (15520, 32116), (16058, 31040), (16576, 30070), (17360, 28712), (17945, 27776), (18352, 27160), (19840, 25123), (20720, 24056), (21049, 23680), (21728, 22940)]