1806622560

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{79}}^1\times {\mathrm{15881}}^1$

素因数の和:15981

約数の個数: 144

約数和(自身を含む): 6243531840

約数和(自身を除く): 4436909280

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, 79, 80, 90, 96, 120, 144, 158, 160, 180, 237, 240, 288, 316, 360, 395, 474, 480, 632, 711, 720, 790, 948, 1185, 1264, 1422, 1440, 1580, 1896, 2370, 2528, 2844, 3160, 3555, 3792, 4740, 5688, 6320, 7110, 7584, 9480, 11376, 12640, 14220, 15881, 18960, 22752, 28440, 31762, 37920, 47643, 56880, 63524, 79405, 95286, 113760, 127048, 142929, 158810, 190572, 238215, 254096, 285858, 317620, 381144, 476430, 508192, 571716, 635240, 714645, 762288, 952860, 1143432, 1254599, 1270480, 1429290, 1524576, 1905720, 2286864, 2509198, 2540960, 2858580, 3763797, 3811440, 4573728, 5018396, 5717160, 6272995, 7527594, 7622880, 10036792, 11291391, 11434320, 12545990, 15055188, 18818985, 20073584, 22582782, 22868640, 25091980, 30110376, 37637970, 40147168, 45165564, 50183960, 56456955, 60220752, 75275940, 90331128, 100367920, 112913910, 120441504, 150551880, 180662256, 200735840, 225827820, 301103760, 361324512, 451655640, 602207520, 903311280, 1806622560]

約数ペア:

[(1, 1806622560), (2, 903311280), (3, 602207520), (4, 451655640), (5, 361324512), (6, 301103760), (8, 225827820), (9, 200735840), (10, 180662256), (12, 150551880), (15, 120441504), (16, 112913910), (18, 100367920), (20, 90331128), (24, 75275940), (30, 60220752), (32, 56456955), (36, 50183960), (40, 45165564), (45, 40147168), (48, 37637970), (60, 30110376), (72, 25091980), (79, 22868640), (80, 22582782), (90, 20073584), (96, 18818985), (120, 15055188), (144, 12545990), (158, 11434320), (160, 11291391), (180, 10036792), (237, 7622880), (240, 7527594), (288, 6272995), (316, 5717160), (360, 5018396), (395, 4573728), (474, 3811440), (480, 3763797), (632, 2858580), (711, 2540960), (720, 2509198), (790, 2286864), (948, 1905720), (1185, 1524576), (1264, 1429290), (1422, 1270480), (1440, 1254599), (1580, 1143432), (1896, 952860), (2370, 762288), (2528, 714645), (2844, 635240), (3160, 571716), (3555, 508192), (3792, 476430), (4740, 381144), (5688, 317620), (6320, 285858), (7110, 254096), (7584, 238215), (9480, 190572), (11376, 158810), (12640, 142929), (14220, 127048), (15881, 113760), (18960, 95286), (22752, 79405), (28440, 63524), (31762, 56880), (37920, 47643)]