2780811360

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{557}}^1\times {\mathrm{3467}}^1$

素因数の和:4045

約数の個数: 144

約数和(自身を含む): 9509297616

約数和(自身を除く): 6728486256

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, 557, 720, 1114, 1440, 1671, 2228, 2785, 3342, 3467, 4456, 5013, 5570, 6684, 6934, 8355, 8912, 10026, 10401, 11140, 13368, 13868, 16710, 17335, 17824, 20052, 20802, 22280, 25065, 26736, 27736, 31203, 33420, 34670, 40104, 41604, 44560, 50130, 52005, 53472, 55472, 62406, 66840, 69340, 80208, 83208, 89120, 100260, 104010, 110944, 124812, 133680, 138680, 156015, 160416, 166416, 200520, 208020, 249624, 267360, 277360, 312030, 332832, 401040, 416040, 499248, 554720, 624060, 802080, 832080, 998496, 1248120, 1664160, 1931119, 2496240, 3862238, 4992480, 5793357, 7724476, 9655595, 11586714, 15448952, 17380071, 19311190, 23173428, 28966785, 30897904, 34760142, 38622380, 46346856, 57933570, 61795808, 69520284, 77244760, 86900355, 92693712, 115867140, 139040568, 154489520, 173800710, 185387424, 231734280, 278081136, 308979040, 347601420, 463468560, 556162272, 695202840, 926937120, 1390405680, 2780811360]

約数ペア:

[(1, 2780811360), (2, 1390405680), (3, 926937120), (4, 695202840), (5, 556162272), (6, 463468560), (8, 347601420), (9, 308979040), (10, 278081136), (12, 231734280), (15, 185387424), (16, 173800710), (18, 154489520), (20, 139040568), (24, 115867140), (30, 92693712), (32, 86900355), (36, 77244760), (40, 69520284), (45, 61795808), (48, 57933570), (60, 46346856), (72, 38622380), (80, 34760142), (90, 30897904), (96, 28966785), (120, 23173428), (144, 19311190), (160, 17380071), (180, 15448952), (240, 11586714), (288, 9655595), (360, 7724476), (480, 5793357), (557, 4992480), (720, 3862238), (1114, 2496240), (1440, 1931119), (1671, 1664160), (2228, 1248120), (2785, 998496), (3342, 832080), (3467, 802080), (4456, 624060), (5013, 554720), (5570, 499248), (6684, 416040), (6934, 401040), (8355, 332832), (8912, 312030), (10026, 277360), (10401, 267360), (11140, 249624), (13368, 208020), (13868, 200520), (16710, 166416), (17335, 160416), (17824, 156015), (20052, 138680), (20802, 133680), (22280, 124812), (25065, 110944), (26736, 104010), (27736, 100260), (31203, 89120), (33420, 83208), (34670, 80208), (40104, 69340), (41604, 66840), (44560, 62406), (50130, 55472), (52005, 53472)]