987431439360

素因数分解:

$2^{10}\times 3^1\times 5^1\times {\mathrm{149}}^1\times {\mathrm{431449}}^1$

素因数の和:431626

約数の個数: 176

約数和(自身を含む): 3179441340000

約数和(自身を除く): 2192009900640

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 120, 128, 149, 160, 192, 240, 256, 298, 320, 384, 447, 480, 512, 596, 640, 745, 768, 894, 960, 1024, 1192, 1280, 1490, 1536, 1788, 1920, 2235, 2384, 2560, 2980, 3072, 3576, 3840, 4470, 4768, 5120, 5960, 7152, 7680, 8940, 9536, 11920, 14304, 15360, 17880, 19072, 23840, 28608, 35760, 38144, 47680, 57216, 71520, 76288, 95360, 114432, 143040, 152576, 190720, 228864, 286080, 381440, 431449, 457728, 572160, 762880, 862898, 1144320, 1294347, 1725796, 2157245, 2288640, 2588694, 3451592, 4314490, 5177388, 6471735, 6903184, 8628980, 10354776, 12943470, 13806368, 17257960, 20709552, 25886940, 27612736, 34515920, 41419104, 51773880, 55225472, 64285901, 69031840, 82838208, 103547760, 110450944, 128571802, 138063680, 165676416, 192857703, 207095520, 220901888, 257143604, 276127360, 321429505, 331352832, 385715406, 414191040, 441803776, 514287208, 552254720, 642859010, 662705664, 771430812, 828382080, 964288515, 1028574416, 1104509440, 1285718020, 1325411328, 1542861624, 1656764160, 1928577030, 2057148832, 2209018880, 2571436040, 3085723248, 3313528320, 3857154060, 4114297664, 5142872080, 6171446496, 6627056640, 7714308120, 8228595328, 10285744160, 12342892992, 15428616240, 16457190656, 20571488320, 24685785984, 30857232480, 32914381312, 41142976640, 49371571968, 61714464960, 65828762624, 82285953280, 98743143936, 123428929920, 164571906560, 197486287872, 246857859840, 329143813120, 493715719680, 987431439360]

約数ペア:

[(1, 987431439360), (2, 493715719680), (3, 329143813120), (4, 246857859840), (5, 197486287872), (6, 164571906560), (8, 123428929920), (10, 98743143936), (12, 82285953280), (15, 65828762624), (16, 61714464960), (20, 49371571968), (24, 41142976640), (30, 32914381312), (32, 30857232480), (40, 24685785984), (48, 20571488320), (60, 16457190656), (64, 15428616240), (80, 12342892992), (96, 10285744160), (120, 8228595328), (128, 7714308120), (149, 6627056640), (160, 6171446496), (192, 5142872080), (240, 4114297664), (256, 3857154060), (298, 3313528320), (320, 3085723248), (384, 2571436040), (447, 2209018880), (480, 2057148832), (512, 1928577030), (596, 1656764160), (640, 1542861624), (745, 1325411328), (768, 1285718020), (894, 1104509440), (960, 1028574416), (1024, 964288515), (1192, 828382080), (1280, 771430812), (1490, 662705664), (1536, 642859010), (1788, 552254720), (1920, 514287208), (2235, 441803776), (2384, 414191040), (2560, 385715406), (2980, 331352832), (3072, 321429505), (3576, 276127360), (3840, 257143604), (4470, 220901888), (4768, 207095520), (5120, 192857703), (5960, 165676416), (7152, 138063680), (7680, 128571802), (8940, 110450944), (9536, 103547760), (11920, 82838208), (14304, 69031840), (15360, 64285901), (17880, 55225472), (19072, 51773880), (23840, 41419104), (28608, 34515920), (35760, 27612736), (38144, 25886940), (47680, 20709552), (57216, 17257960), (71520, 13806368), (76288, 12943470), (95360, 10354776), (114432, 8628980), (143040, 6903184), (152576, 6471735), (190720, 5177388), (228864, 4314490), (286080, 3451592), (381440, 2588694), (431449, 2288640), (457728, 2157245), (572160, 1725796), (762880, 1294347), (862898, 1144320)]