128764440

素因数分解:

$2^3\times 3^2\times 5^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{1381}}^1$

素因数の和:1442

約数の個数: 192

約数和(自身を含む): 491549760

約数和(自身を除く): 362785320

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 28, 30, 35, 36, 37, 40, 42, 45, 56, 60, 63, 70, 72, 74, 84, 90, 105, 111, 120, 126, 140, 148, 168, 180, 185, 210, 222, 252, 259, 280, 296, 315, 333, 360, 370, 420, 444, 504, 518, 555, 630, 666, 740, 777, 840, 888, 1036, 1110, 1260, 1295, 1332, 1381, 1480, 1554, 1665, 2072, 2220, 2331, 2520, 2590, 2664, 2762, 3108, 3330, 3885, 4143, 4440, 4662, 5180, 5524, 6216, 6660, 6905, 7770, 8286, 9324, 9667, 10360, 11048, 11655, 12429, 13320, 13810, 15540, 16572, 18648, 19334, 20715, 23310, 24858, 27620, 29001, 31080, 33144, 38668, 41430, 46620, 48335, 49716, 51097, 55240, 58002, 62145, 77336, 82860, 87003, 93240, 96670, 99432, 102194, 116004, 124290, 145005, 153291, 165720, 174006, 193340, 204388, 232008, 248580, 255485, 290010, 306582, 348012, 357679, 386680, 408776, 435015, 459873, 497160, 510970, 580020, 613164, 696024, 715358, 766455, 870030, 919746, 1021940, 1073037, 1160040, 1226328, 1430716, 1532910, 1740060, 1788395, 1839492, 2043880, 2146074, 2299365, 2861432, 3065820, 3219111, 3480120, 3576790, 3678984, 4292148, 4598730, 5365185, 6131640, 6438222, 7153580, 8584296, 9197460, 10730370, 12876444, 14307160, 16095555, 18394920, 21460740, 25752888, 32191110, 42921480, 64382220, 128764440]

約数ペア:

[(1, 128764440), (2, 64382220), (3, 42921480), (4, 32191110), (5, 25752888), (6, 21460740), (7, 18394920), (8, 16095555), (9, 14307160), (10, 12876444), (12, 10730370), (14, 9197460), (15, 8584296), (18, 7153580), (20, 6438222), (21, 6131640), (24, 5365185), (28, 4598730), (30, 4292148), (35, 3678984), (36, 3576790), (37, 3480120), (40, 3219111), (42, 3065820), (45, 2861432), (56, 2299365), (60, 2146074), (63, 2043880), (70, 1839492), (72, 1788395), (74, 1740060), (84, 1532910), (90, 1430716), (105, 1226328), (111, 1160040), (120, 1073037), (126, 1021940), (140, 919746), (148, 870030), (168, 766455), (180, 715358), (185, 696024), (210, 613164), (222, 580020), (252, 510970), (259, 497160), (280, 459873), (296, 435015), (315, 408776), (333, 386680), (360, 357679), (370, 348012), (420, 306582), (444, 290010), (504, 255485), (518, 248580), (555, 232008), (630, 204388), (666, 193340), (740, 174006), (777, 165720), (840, 153291), (888, 145005), (1036, 124290), (1110, 116004), (1260, 102194), (1295, 99432), (1332, 96670), (1381, 93240), (1480, 87003), (1554, 82860), (1665, 77336), (2072, 62145), (2220, 58002), (2331, 55240), (2520, 51097), (2590, 49716), (2664, 48335), (2762, 46620), (3108, 41430), (3330, 38668), (3885, 33144), (4143, 31080), (4440, 29001), (4662, 27620), (5180, 24858), (5524, 23310), (6216, 20715), (6660, 19334), (6905, 18648), (7770, 16572), (8286, 15540), (9324, 13810), (9667, 13320), (10360, 12429), (11048, 11655)]