1728462240

素因数分解:

$2^5\times 3^4\times 5^1\times {\mathrm{197}}^1\times {\mathrm{677}}^1$

素因数の和:901

約数の個数: 240

約数和(自身を含む): 6140052072

約数和(自身を除く): 4411589832

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 32, 36, 40, 45, 48, 54, 60, 72, 80, 81, 90, 96, 108, 120, 135, 144, 160, 162, 180, 197, 216, 240, 270, 288, 324, 360, 394, 405, 432, 480, 540, 591, 648, 677, 720, 788, 810, 864, 985, 1080, 1182, 1296, 1354, 1440, 1576, 1620, 1773, 1970, 2031, 2160, 2364, 2592, 2708, 2955, 3152, 3240, 3385, 3546, 3940, 4062, 4320, 4728, 5319, 5416, 5910, 6093, 6304, 6480, 6770, 7092, 7880, 8124, 8865, 9456, 10155, 10638, 10832, 11820, 12186, 12960, 13540, 14184, 15760, 15957, 16248, 17730, 18279, 18912, 20310, 21276, 21664, 23640, 24372, 26595, 27080, 28368, 30465, 31520, 31914, 32496, 35460, 36558, 40620, 42552, 47280, 48744, 53190, 54160, 54837, 56736, 60930, 63828, 64992, 70920, 73116, 79785, 81240, 85104, 91395, 94560, 97488, 106380, 108320, 109674, 121860, 127656, 133369, 141840, 146232, 159570, 162480, 170208, 182790, 194976, 212760, 219348, 243720, 255312, 266738, 274185, 283680, 292464, 319140, 324960, 365580, 400107, 425520, 438696, 487440, 510624, 533476, 548370, 584928, 638280, 666845, 731160, 800214, 851040, 877392, 974880, 1066952, 1096740, 1200321, 1276560, 1333690, 1462320, 1600428, 1754784, 2000535, 2133904, 2193480, 2400642, 2553120, 2667380, 2924640, 3200856, 3600963, 4001070, 4267808, 4386960, 4801284, 5334760, 6001605, 6401712, 7201926, 8002140, 8773920, 9602568, 10669520, 10802889, 12003210, 12803424, 14403852, 16004280, 18004815, 19205136, 21339040, 21605778, 24006420, 28807704, 32008560, 36009630, 38410272, 43211556, 48012840, 54014445, 57615408, 64017120, 72019260, 86423112, 96025680, 108028890, 115230816, 144038520, 172846224, 192051360, 216057780, 288077040, 345692448, 432115560, 576154080, 864231120, 1728462240]

約数ペア:

[(1, 1728462240), (2, 864231120), (3, 576154080), (4, 432115560), (5, 345692448), (6, 288077040), (8, 216057780), (9, 192051360), (10, 172846224), (12, 144038520), (15, 115230816), (16, 108028890), (18, 96025680), (20, 86423112), (24, 72019260), (27, 64017120), (30, 57615408), (32, 54014445), (36, 48012840), (40, 43211556), (45, 38410272), (48, 36009630), (54, 32008560), (60, 28807704), (72, 24006420), (80, 21605778), (81, 21339040), (90, 19205136), (96, 18004815), (108, 16004280), (120, 14403852), (135, 12803424), (144, 12003210), (160, 10802889), (162, 10669520), (180, 9602568), (197, 8773920), (216, 8002140), (240, 7201926), (270, 6401712), (288, 6001605), (324, 5334760), (360, 4801284), (394, 4386960), (405, 4267808), (432, 4001070), (480, 3600963), (540, 3200856), (591, 2924640), (648, 2667380), (677, 2553120), (720, 2400642), (788, 2193480), (810, 2133904), (864, 2000535), (985, 1754784), (1080, 1600428), (1182, 1462320), (1296, 1333690), (1354, 1276560), (1440, 1200321), (1576, 1096740), (1620, 1066952), (1773, 974880), (1970, 877392), (2031, 851040), (2160, 800214), (2364, 731160), (2592, 666845), (2708, 638280), (2955, 584928), (3152, 548370), (3240, 533476), (3385, 510624), (3546, 487440), (3940, 438696), (4062, 425520), (4320, 400107), (4728, 365580), (5319, 324960), (5416, 319140), (5910, 292464), (6093, 283680), (6304, 274185), (6480, 266738), (6770, 255312), (7092, 243720), (7880, 219348), (8124, 212760), (8865, 194976), (9456, 182790), (10155, 170208), (10638, 162480), (10832, 159570), (11820, 146232), (12186, 141840), (12960, 133369), (13540, 127656), (14184, 121860), (15760, 109674), (15957, 108320), (16248, 106380), (17730, 97488), (18279, 94560), (18912, 91395), (20310, 85104), (21276, 81240), (21664, 79785), (23640, 73116), (24372, 70920), (26595, 64992), (27080, 63828), (28368, 60930), (30465, 56736), (31520, 54837), (31914, 54160), (32496, 53190), (35460, 48744), (36558, 47280), (40620, 42552)]