1244808720

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{1297}}^1$

素因数の和:1390

約数の個数: 240

約数和(自身を含む): 4419098112

約数和(自身を除く): 3174289392

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 31, 36, 40, 43, 45, 48, 60, 62, 72, 80, 86, 90, 93, 120, 124, 129, 144, 155, 172, 180, 186, 215, 240, 248, 258, 279, 310, 344, 360, 372, 387, 430, 465, 496, 516, 558, 620, 645, 688, 720, 744, 774, 860, 930, 1032, 1116, 1240, 1290, 1297, 1333, 1395, 1488, 1548, 1720, 1860, 1935, 2064, 2232, 2480, 2580, 2594, 2666, 2790, 3096, 3440, 3720, 3870, 3891, 3999, 4464, 5160, 5188, 5332, 5580, 6192, 6485, 6665, 7440, 7740, 7782, 7998, 10320, 10376, 10664, 11160, 11673, 11997, 12970, 13330, 15480, 15564, 15996, 19455, 19995, 20752, 21328, 22320, 23346, 23994, 25940, 26660, 30960, 31128, 31992, 38910, 39990, 40207, 46692, 47988, 51880, 53320, 55771, 58365, 59985, 62256, 63984, 77820, 79980, 80414, 93384, 95976, 103760, 106640, 111542, 116730, 119970, 120621, 155640, 159960, 160828, 167313, 186768, 191952, 201035, 223084, 233460, 239940, 241242, 278855, 311280, 319920, 321656, 334626, 361863, 402070, 446168, 466920, 479880, 482484, 501939, 557710, 603105, 643312, 669252, 723726, 804140, 836565, 892336, 933840, 959760, 964968, 1003878, 1115420, 1206210, 1338504, 1447452, 1608280, 1673130, 1728901, 1809315, 1929936, 2007756, 2230840, 2412420, 2509695, 2677008, 2894904, 3216560, 3346260, 3457802, 3618630, 4015512, 4461680, 4824840, 5019390, 5186703, 5789808, 6692520, 6915604, 7237260, 8031024, 8644505, 9649680, 10038780, 10373406, 13385040, 13831208, 14474520, 15560109, 17289010, 20077560, 20746812, 25933515, 27662416, 28949040, 31120218, 34578020, 40155120, 41493624, 51867030, 62240436, 69156040, 77800545, 82987248, 103734060, 124480872, 138312080, 155601090, 207468120, 248961744, 311202180, 414936240, 622404360, 1244808720]

約数ペア:

[(1, 1244808720), (2, 622404360), (3, 414936240), (4, 311202180), (5, 248961744), (6, 207468120), (8, 155601090), (9, 138312080), (10, 124480872), (12, 103734060), (15, 82987248), (16, 77800545), (18, 69156040), (20, 62240436), (24, 51867030), (30, 41493624), (31, 40155120), (36, 34578020), (40, 31120218), (43, 28949040), (45, 27662416), (48, 25933515), (60, 20746812), (62, 20077560), (72, 17289010), (80, 15560109), (86, 14474520), (90, 13831208), (93, 13385040), (120, 10373406), (124, 10038780), (129, 9649680), (144, 8644505), (155, 8031024), (172, 7237260), (180, 6915604), (186, 6692520), (215, 5789808), (240, 5186703), (248, 5019390), (258, 4824840), (279, 4461680), (310, 4015512), (344, 3618630), (360, 3457802), (372, 3346260), (387, 3216560), (430, 2894904), (465, 2677008), (496, 2509695), (516, 2412420), (558, 2230840), (620, 2007756), (645, 1929936), (688, 1809315), (720, 1728901), (744, 1673130), (774, 1608280), (860, 1447452), (930, 1338504), (1032, 1206210), (1116, 1115420), (1240, 1003878), (1290, 964968), (1297, 959760), (1333, 933840), (1395, 892336), (1488, 836565), (1548, 804140), (1720, 723726), (1860, 669252), (1935, 643312), (2064, 603105), (2232, 557710), (2480, 501939), (2580, 482484), (2594, 479880), (2666, 466920), (2790, 446168), (3096, 402070), (3440, 361863), (3720, 334626), (3870, 321656), (3891, 319920), (3999, 311280), (4464, 278855), (5160, 241242), (5188, 239940), (5332, 233460), (5580, 223084), (6192, 201035), (6485, 191952), (6665, 186768), (7440, 167313), (7740, 160828), (7782, 159960), (7998, 155640), (10320, 120621), (10376, 119970), (10664, 116730), (11160, 111542), (11673, 106640), (11997, 103760), (12970, 95976), (13330, 93384), (15480, 80414), (15564, 79980), (15996, 77820), (19455, 63984), (19995, 62256), (20752, 59985), (21328, 58365), (22320, 55771), (23346, 53320), (23994, 51880), (25940, 47988), (26660, 46692), (30960, 40207), (31128, 39990), (31992, 38910)]