55387680

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{173}}^1$

素因数の和:243

約数の個数: 192

約数和(自身を含む): 189423360

約数和(自身を除く): 134035680

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 23, 24, 29, 30, 32, 40, 46, 48, 58, 60, 69, 80, 87, 92, 96, 115, 116, 120, 138, 145, 160, 173, 174, 184, 230, 232, 240, 276, 290, 345, 346, 348, 368, 435, 460, 464, 480, 519, 552, 580, 667, 690, 692, 696, 736, 865, 870, 920, 928, 1038, 1104, 1160, 1334, 1380, 1384, 1392, 1730, 1740, 1840, 2001, 2076, 2208, 2320, 2595, 2668, 2760, 2768, 2784, 3335, 3460, 3480, 3680, 3979, 4002, 4152, 4640, 5017, 5190, 5336, 5520, 5536, 6670, 6920, 6960, 7958, 8004, 8304, 10005, 10034, 10380, 10672, 11040, 11937, 13340, 13840, 13920, 15051, 15916, 16008, 16608, 19895, 20010, 20068, 20760, 21344, 23874, 25085, 26680, 27680, 30102, 31832, 32016, 39790, 40020, 40136, 41520, 47748, 50170, 53360, 59685, 60204, 63664, 64032, 75255, 79580, 80040, 80272, 83040, 95496, 100340, 106720, 115391, 119370, 120408, 127328, 150510, 159160, 160080, 160544, 190992, 200680, 230782, 238740, 240816, 301020, 318320, 320160, 346173, 381984, 401360, 461564, 477480, 481632, 576955, 602040, 636640, 692346, 802720, 923128, 954960, 1153910, 1204080, 1384692, 1730865, 1846256, 1909920, 2307820, 2408160, 2769384, 3461730, 3692512, 4615640, 5538768, 6923460, 9231280, 11077536, 13846920, 18462560, 27693840, 55387680]

約数ペア:

[(1, 55387680), (2, 27693840), (3, 18462560), (4, 13846920), (5, 11077536), (6, 9231280), (8, 6923460), (10, 5538768), (12, 4615640), (15, 3692512), (16, 3461730), (20, 2769384), (23, 2408160), (24, 2307820), (29, 1909920), (30, 1846256), (32, 1730865), (40, 1384692), (46, 1204080), (48, 1153910), (58, 954960), (60, 923128), (69, 802720), (80, 692346), (87, 636640), (92, 602040), (96, 576955), (115, 481632), (116, 477480), (120, 461564), (138, 401360), (145, 381984), (160, 346173), (173, 320160), (174, 318320), (184, 301020), (230, 240816), (232, 238740), (240, 230782), (276, 200680), (290, 190992), (345, 160544), (346, 160080), (348, 159160), (368, 150510), (435, 127328), (460, 120408), (464, 119370), (480, 115391), (519, 106720), (552, 100340), (580, 95496), (667, 83040), (690, 80272), (692, 80040), (696, 79580), (736, 75255), (865, 64032), (870, 63664), (920, 60204), (928, 59685), (1038, 53360), (1104, 50170), (1160, 47748), (1334, 41520), (1380, 40136), (1384, 40020), (1392, 39790), (1730, 32016), (1740, 31832), (1840, 30102), (2001, 27680), (2076, 26680), (2208, 25085), (2320, 23874), (2595, 21344), (2668, 20760), (2760, 20068), (2768, 20010), (2784, 19895), (3335, 16608), (3460, 16008), (3480, 15916), (3680, 15051), (3979, 13920), (4002, 13840), (4152, 13340), (4640, 11937), (5017, 11040), (5190, 10672), (5336, 10380), (5520, 10034), (5536, 10005), (6670, 8304), (6920, 8004), (6960, 7958)]