728397360

素因数分解:

$2^4\times 3^5\times 5^1\times {\mathrm{89}}^1\times {\mathrm{421}}^1$

素因数の和:538

約数の個数: 240

約数和(自身を含む): 2571397920

約数和(自身を除く): 1843000560

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 36, 40, 45, 48, 54, 60, 72, 80, 81, 89, 90, 108, 120, 135, 144, 162, 178, 180, 216, 240, 243, 267, 270, 324, 356, 360, 405, 421, 432, 445, 486, 534, 540, 648, 712, 720, 801, 810, 842, 890, 972, 1068, 1080, 1215, 1263, 1296, 1335, 1424, 1602, 1620, 1684, 1780, 1944, 2105, 2136, 2160, 2403, 2430, 2526, 2670, 3204, 3240, 3368, 3560, 3789, 3888, 4005, 4210, 4272, 4806, 4860, 5052, 5340, 6315, 6408, 6480, 6736, 7120, 7209, 7578, 8010, 8420, 9612, 9720, 10104, 10680, 11367, 12015, 12630, 12816, 14418, 15156, 16020, 16840, 18945, 19224, 19440, 20208, 21360, 21627, 22734, 24030, 25260, 28836, 30312, 32040, 33680, 34101, 36045, 37469, 37890, 38448, 43254, 45468, 48060, 50520, 56835, 57672, 60624, 64080, 68202, 72090, 74938, 75780, 86508, 90936, 96120, 101040, 102303, 108135, 112407, 113670, 115344, 136404, 144180, 149876, 151560, 170505, 173016, 181872, 187345, 192240, 204606, 216270, 224814, 227340, 272808, 288360, 299752, 303120, 337221, 341010, 346032, 374690, 409212, 432540, 449628, 454680, 511515, 545616, 562035, 576720, 599504, 674442, 682020, 749380, 818424, 865080, 899256, 909360, 1011663, 1023030, 1124070, 1348884, 1364040, 1498760, 1636848, 1686105, 1730160, 1798512, 2023326, 2046060, 2248140, 2697768, 2728080, 2997520, 3034989, 3372210, 4046652, 4092120, 4496280, 5058315, 5395536, 6069978, 6744420, 8093304, 8184240, 8992560, 9104967, 10116630, 12139956, 13488840, 15174945, 16186608, 18209934, 20233260, 24279912, 26977680, 30349890, 36419868, 40466520, 45524835, 48559824, 60699780, 72839736, 80933040, 91049670, 121399560, 145679472, 182099340, 242799120, 364198680, 728397360]

約数ペア:

[(1, 728397360), (2, 364198680), (3, 242799120), (4, 182099340), (5, 145679472), (6, 121399560), (8, 91049670), (9, 80933040), (10, 72839736), (12, 60699780), (15, 48559824), (16, 45524835), (18, 40466520), (20, 36419868), (24, 30349890), (27, 26977680), (30, 24279912), (36, 20233260), (40, 18209934), (45, 16186608), (48, 15174945), (54, 13488840), (60, 12139956), (72, 10116630), (80, 9104967), (81, 8992560), (89, 8184240), (90, 8093304), (108, 6744420), (120, 6069978), (135, 5395536), (144, 5058315), (162, 4496280), (178, 4092120), (180, 4046652), (216, 3372210), (240, 3034989), (243, 2997520), (267, 2728080), (270, 2697768), (324, 2248140), (356, 2046060), (360, 2023326), (405, 1798512), (421, 1730160), (432, 1686105), (445, 1636848), (486, 1498760), (534, 1364040), (540, 1348884), (648, 1124070), (712, 1023030), (720, 1011663), (801, 909360), (810, 899256), (842, 865080), (890, 818424), (972, 749380), (1068, 682020), (1080, 674442), (1215, 599504), (1263, 576720), (1296, 562035), (1335, 545616), (1424, 511515), (1602, 454680), (1620, 449628), (1684, 432540), (1780, 409212), (1944, 374690), (2105, 346032), (2136, 341010), (2160, 337221), (2403, 303120), (2430, 299752), (2526, 288360), (2670, 272808), (3204, 227340), (3240, 224814), (3368, 216270), (3560, 204606), (3789, 192240), (3888, 187345), (4005, 181872), (4210, 173016), (4272, 170505), (4806, 151560), (4860, 149876), (5052, 144180), (5340, 136404), (6315, 115344), (6408, 113670), (6480, 112407), (6736, 108135), (7120, 102303), (7209, 101040), (7578, 96120), (8010, 90936), (8420, 86508), (9612, 75780), (9720, 74938), (10104, 72090), (10680, 68202), (11367, 64080), (12015, 60624), (12630, 57672), (12816, 56835), (14418, 50520), (15156, 48060), (16020, 45468), (16840, 43254), (18945, 38448), (19224, 37890), (19440, 37469), (20208, 36045), (21360, 34101), (21627, 33680), (22734, 32040), (24030, 30312), (25260, 28836)]