1234536480

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{661}}^1\times {\mathrm{1297}}^1$

素因数の和:1979

約数の個数: 144

約数和(自身を含む): 4222482264

約数和(自身を除く): 2987945784

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 72, 80, 90, 96, 120, 144, 160, 180, 240, 288, 360, 480, 661, 720, 1297, 1322, 1440, 1983, 2594, 2644, 3305, 3891, 3966, 5188, 5288, 5949, 6485, 6610, 7782, 7932, 9915, 10376, 10576, 11673, 11898, 12970, 13220, 15564, 15864, 19455, 19830, 20752, 21152, 23346, 23796, 25940, 26440, 29745, 31128, 31728, 38910, 39660, 41504, 46692, 47592, 51880, 52880, 58365, 59490, 62256, 63456, 77820, 79320, 93384, 95184, 103760, 105760, 116730, 118980, 124512, 155640, 158640, 186768, 190368, 207520, 233460, 237960, 311280, 317280, 373536, 466920, 475920, 622560, 857317, 933840, 951840, 1714634, 1867680, 2571951, 3429268, 4286585, 5143902, 6858536, 7715853, 8573170, 10287804, 12859755, 13717072, 15431706, 17146340, 20575608, 25719510, 27434144, 30863412, 34292680, 38579265, 41151216, 51439020, 61726824, 68585360, 77158530, 82302432, 102878040, 123453648, 137170720, 154317060, 205756080, 246907296, 308634120, 411512160, 617268240, 1234536480]

約数ペア:

[(1, 1234536480), (2, 617268240), (3, 411512160), (4, 308634120), (5, 246907296), (6, 205756080), (8, 154317060), (9, 137170720), (10, 123453648), (12, 102878040), (15, 82302432), (16, 77158530), (18, 68585360), (20, 61726824), (24, 51439020), (30, 41151216), (32, 38579265), (36, 34292680), (40, 30863412), (45, 27434144), (48, 25719510), (60, 20575608), (72, 17146340), (80, 15431706), (90, 13717072), (96, 12859755), (120, 10287804), (144, 8573170), (160, 7715853), (180, 6858536), (240, 5143902), (288, 4286585), (360, 3429268), (480, 2571951), (661, 1867680), (720, 1714634), (1297, 951840), (1322, 933840), (1440, 857317), (1983, 622560), (2594, 475920), (2644, 466920), (3305, 373536), (3891, 317280), (3966, 311280), (5188, 237960), (5288, 233460), (5949, 207520), (6485, 190368), (6610, 186768), (7782, 158640), (7932, 155640), (9915, 124512), (10376, 118980), (10576, 116730), (11673, 105760), (11898, 103760), (12970, 95184), (13220, 93384), (15564, 79320), (15864, 77820), (19455, 63456), (19830, 62256), (20752, 59490), (21152, 58365), (23346, 52880), (23796, 51880), (25940, 47592), (26440, 46692), (29745, 41504), (31128, 39660), (31728, 38910)]