204875280

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{67}}^1\times {\mathrm{137}}^1$

素因数の和:254

約数の個数: 240

約数和(自身を含む): 726096384

約数和(自身を除く): 521221104

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 31, 36, 40, 45, 48, 60, 62, 67, 72, 80, 90, 93, 120, 124, 134, 137, 144, 155, 180, 186, 201, 240, 248, 268, 274, 279, 310, 335, 360, 372, 402, 411, 465, 496, 536, 548, 558, 603, 620, 670, 685, 720, 744, 804, 822, 930, 1005, 1072, 1096, 1116, 1206, 1233, 1240, 1340, 1370, 1395, 1488, 1608, 1644, 1860, 2010, 2055, 2077, 2192, 2232, 2412, 2466, 2480, 2680, 2740, 2790, 3015, 3216, 3288, 3720, 4020, 4110, 4154, 4247, 4464, 4824, 4932, 5360, 5480, 5580, 6030, 6165, 6231, 6576, 7440, 8040, 8220, 8308, 8494, 9179, 9648, 9864, 10385, 10960, 11160, 12060, 12330, 12462, 12741, 16080, 16440, 16616, 16988, 18358, 18693, 19728, 20770, 21235, 22320, 24120, 24660, 24924, 25482, 27537, 31155, 32880, 33232, 33976, 36716, 37386, 38223, 41540, 42470, 45895, 48240, 49320, 49848, 50964, 55074, 62310, 63705, 67952, 73432, 74772, 76446, 82611, 83080, 84940, 91790, 93465, 98640, 99696, 101928, 110148, 124620, 127410, 137685, 146864, 149544, 152892, 165222, 166160, 169880, 183580, 186930, 191115, 203856, 220296, 249240, 254820, 275370, 284549, 299088, 305784, 330444, 339760, 367160, 373860, 382230, 413055, 440592, 498480, 509640, 550740, 569098, 611568, 660888, 734320, 747720, 764460, 826110, 853647, 1019280, 1101480, 1138196, 1321776, 1422745, 1495440, 1528920, 1652220, 1707294, 2202960, 2276392, 2560941, 2845490, 3057840, 3304440, 3414588, 4268235, 4552784, 5121882, 5690980, 6608880, 6829176, 8536470, 10243764, 11381960, 12804705, 13658352, 17072940, 20487528, 22763920, 25609410, 34145880, 40975056, 51218820, 68291760, 102437640, 204875280]

約数ペア:

[(1, 204875280), (2, 102437640), (3, 68291760), (4, 51218820), (5, 40975056), (6, 34145880), (8, 25609410), (9, 22763920), (10, 20487528), (12, 17072940), (15, 13658352), (16, 12804705), (18, 11381960), (20, 10243764), (24, 8536470), (30, 6829176), (31, 6608880), (36, 5690980), (40, 5121882), (45, 4552784), (48, 4268235), (60, 3414588), (62, 3304440), (67, 3057840), (72, 2845490), (80, 2560941), (90, 2276392), (93, 2202960), (120, 1707294), (124, 1652220), (134, 1528920), (137, 1495440), (144, 1422745), (155, 1321776), (180, 1138196), (186, 1101480), (201, 1019280), (240, 853647), (248, 826110), (268, 764460), (274, 747720), (279, 734320), (310, 660888), (335, 611568), (360, 569098), (372, 550740), (402, 509640), (411, 498480), (465, 440592), (496, 413055), (536, 382230), (548, 373860), (558, 367160), (603, 339760), (620, 330444), (670, 305784), (685, 299088), (720, 284549), (744, 275370), (804, 254820), (822, 249240), (930, 220296), (1005, 203856), (1072, 191115), (1096, 186930), (1116, 183580), (1206, 169880), (1233, 166160), (1240, 165222), (1340, 152892), (1370, 149544), (1395, 146864), (1488, 137685), (1608, 127410), (1644, 124620), (1860, 110148), (2010, 101928), (2055, 99696), (2077, 98640), (2192, 93465), (2232, 91790), (2412, 84940), (2466, 83080), (2480, 82611), (2680, 76446), (2740, 74772), (2790, 73432), (3015, 67952), (3216, 63705), (3288, 62310), (3720, 55074), (4020, 50964), (4110, 49848), (4154, 49320), (4247, 48240), (4464, 45895), (4824, 42470), (4932, 41540), (5360, 38223), (5480, 37386), (5580, 36716), (6030, 33976), (6165, 33232), (6231, 32880), (6576, 31155), (7440, 27537), (8040, 25482), (8220, 24924), (8308, 24660), (8494, 24120), (9179, 22320), (9648, 21235), (9864, 20770), (10385, 19728), (10960, 18693), (11160, 18358), (12060, 16988), (12330, 16616), (12462, 16440), (12741, 16080)]