1778740920

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{157}}^1\times {\mathrm{2861}}^1$

素因数の和:3046

約数の個数: 192

約数和(自身を含む): 6348831840

約数和(自身を除く): 4570090920

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 15, 18, 20, 22, 24, 30, 33, 36, 40, 44, 45, 55, 60, 66, 72, 88, 90, 99, 110, 120, 132, 157, 165, 180, 198, 220, 264, 314, 330, 360, 396, 440, 471, 495, 628, 660, 785, 792, 942, 990, 1256, 1320, 1413, 1570, 1727, 1884, 1980, 2355, 2826, 2861, 3140, 3454, 3768, 3960, 4710, 5181, 5652, 5722, 6280, 6908, 7065, 8583, 8635, 9420, 10362, 11304, 11444, 13816, 14130, 14305, 15543, 17166, 17270, 18840, 20724, 22888, 25749, 25905, 28260, 28610, 31086, 31471, 34332, 34540, 41448, 42915, 51498, 51810, 56520, 57220, 62172, 62942, 68664, 69080, 77715, 85830, 94413, 102996, 103620, 114440, 124344, 125884, 128745, 155430, 157355, 171660, 188826, 205992, 207240, 251768, 257490, 283239, 310860, 314710, 343320, 377652, 449177, 472065, 514980, 566478, 621720, 629420, 755304, 898354, 944130, 1029960, 1132956, 1258840, 1347531, 1416195, 1796708, 1888260, 2245885, 2265912, 2695062, 2832390, 3593416, 3776520, 4042593, 4491770, 4940947, 5390124, 5664780, 6737655, 8085186, 8983540, 9881894, 10780248, 11329560, 13475310, 14822841, 16170372, 17967080, 19763788, 20212965, 24704735, 26950620, 29645682, 32340744, 39527576, 40425930, 44468523, 49409470, 53901240, 59291364, 74114205, 80851860, 88937046, 98818940, 118582728, 148228410, 161703720, 177874092, 197637880, 222342615, 296456820, 355748184, 444685230, 592913640, 889370460, 1778740920]

約数ペア:

[(1, 1778740920), (2, 889370460), (3, 592913640), (4, 444685230), (5, 355748184), (6, 296456820), (8, 222342615), (9, 197637880), (10, 177874092), (11, 161703720), (12, 148228410), (15, 118582728), (18, 98818940), (20, 88937046), (22, 80851860), (24, 74114205), (30, 59291364), (33, 53901240), (36, 49409470), (40, 44468523), (44, 40425930), (45, 39527576), (55, 32340744), (60, 29645682), (66, 26950620), (72, 24704735), (88, 20212965), (90, 19763788), (99, 17967080), (110, 16170372), (120, 14822841), (132, 13475310), (157, 11329560), (165, 10780248), (180, 9881894), (198, 8983540), (220, 8085186), (264, 6737655), (314, 5664780), (330, 5390124), (360, 4940947), (396, 4491770), (440, 4042593), (471, 3776520), (495, 3593416), (628, 2832390), (660, 2695062), (785, 2265912), (792, 2245885), (942, 1888260), (990, 1796708), (1256, 1416195), (1320, 1347531), (1413, 1258840), (1570, 1132956), (1727, 1029960), (1884, 944130), (1980, 898354), (2355, 755304), (2826, 629420), (2861, 621720), (3140, 566478), (3454, 514980), (3768, 472065), (3960, 449177), (4710, 377652), (5181, 343320), (5652, 314710), (5722, 310860), (6280, 283239), (6908, 257490), (7065, 251768), (8583, 207240), (8635, 205992), (9420, 188826), (10362, 171660), (11304, 157355), (11444, 155430), (13816, 128745), (14130, 125884), (14305, 124344), (15543, 114440), (17166, 103620), (17270, 102996), (18840, 94413), (20724, 85830), (22888, 77715), (25749, 69080), (25905, 68664), (28260, 62942), (28610, 62172), (31086, 57220), (31471, 56520), (34332, 51810), (34540, 51498), (41448, 42915)]