51037560

素因数分解:

$2^3\times 3^3\times 5^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{157}}^1$

素因数の和:227

約数の個数: 256

約数和(自身を含む): 200217600

約数和(自身を除く): 149180040

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 27, 28, 30, 35, 36, 40, 42, 43, 45, 54, 56, 60, 63, 70, 72, 84, 86, 90, 105, 108, 120, 126, 129, 135, 140, 157, 168, 172, 180, 189, 210, 215, 216, 252, 258, 270, 280, 301, 314, 315, 344, 360, 378, 387, 420, 430, 471, 504, 516, 540, 602, 628, 630, 645, 756, 774, 785, 840, 860, 903, 942, 945, 1032, 1080, 1099, 1161, 1204, 1256, 1260, 1290, 1413, 1505, 1512, 1548, 1570, 1720, 1806, 1884, 1890, 1935, 2198, 2322, 2355, 2408, 2520, 2580, 2709, 2826, 3010, 3096, 3140, 3297, 3612, 3768, 3780, 3870, 4239, 4396, 4515, 4644, 4710, 5160, 5418, 5495, 5652, 5805, 6020, 6280, 6594, 6751, 7065, 7224, 7560, 7740, 8127, 8478, 8792, 9030, 9288, 9420, 9891, 10836, 10990, 11304, 11610, 12040, 13188, 13502, 13545, 14130, 15480, 16254, 16485, 16956, 18060, 18840, 19782, 20253, 21195, 21672, 21980, 23220, 26376, 27004, 27090, 28260, 29673, 32508, 32970, 33755, 33912, 36120, 39564, 40506, 40635, 42390, 43960, 46440, 47257, 49455, 54008, 54180, 56520, 59346, 60759, 65016, 65940, 67510, 79128, 81012, 81270, 84780, 94514, 98910, 101265, 108360, 118692, 121518, 131880, 135020, 141771, 148365, 162024, 162540, 169560, 182277, 189028, 197820, 202530, 236285, 237384, 243036, 270040, 283542, 296730, 303795, 325080, 364554, 378056, 395640, 405060, 425313, 472570, 486072, 567084, 593460, 607590, 708855, 729108, 810120, 850626, 911385, 945140, 1134168, 1186920, 1215180, 1275939, 1417710, 1458216, 1701252, 1822770, 1890280, 2126565, 2430360, 2551878, 2835420, 3402504, 3645540, 4253130, 5103756, 5670840, 6379695, 7291080, 8506260, 10207512, 12759390, 17012520, 25518780, 51037560]

約数ペア:

[(1, 51037560), (2, 25518780), (3, 17012520), (4, 12759390), (5, 10207512), (6, 8506260), (7, 7291080), (8, 6379695), (9, 5670840), (10, 5103756), (12, 4253130), (14, 3645540), (15, 3402504), (18, 2835420), (20, 2551878), (21, 2430360), (24, 2126565), (27, 1890280), (28, 1822770), (30, 1701252), (35, 1458216), (36, 1417710), (40, 1275939), (42, 1215180), (43, 1186920), (45, 1134168), (54, 945140), (56, 911385), (60, 850626), (63, 810120), (70, 729108), (72, 708855), (84, 607590), (86, 593460), (90, 567084), (105, 486072), (108, 472570), (120, 425313), (126, 405060), (129, 395640), (135, 378056), (140, 364554), (157, 325080), (168, 303795), (172, 296730), (180, 283542), (189, 270040), (210, 243036), (215, 237384), (216, 236285), (252, 202530), (258, 197820), (270, 189028), (280, 182277), (301, 169560), (314, 162540), (315, 162024), (344, 148365), (360, 141771), (378, 135020), (387, 131880), (420, 121518), (430, 118692), (471, 108360), (504, 101265), (516, 98910), (540, 94514), (602, 84780), (628, 81270), (630, 81012), (645, 79128), (756, 67510), (774, 65940), (785, 65016), (840, 60759), (860, 59346), (903, 56520), (942, 54180), (945, 54008), (1032, 49455), (1080, 47257), (1099, 46440), (1161, 43960), (1204, 42390), (1256, 40635), (1260, 40506), (1290, 39564), (1413, 36120), (1505, 33912), (1512, 33755), (1548, 32970), (1570, 32508), (1720, 29673), (1806, 28260), (1884, 27090), (1890, 27004), (1935, 26376), (2198, 23220), (2322, 21980), (2355, 21672), (2408, 21195), (2520, 20253), (2580, 19782), (2709, 18840), (2826, 18060), (3010, 16956), (3096, 16485), (3140, 16254), (3297, 15480), (3612, 14130), (3768, 13545), (3780, 13502), (3870, 13188), (4239, 12040), (4396, 11610), (4515, 11304), (4644, 10990), (4710, 10836), (5160, 9891), (5418, 9420), (5495, 9288), (5652, 9030), (5805, 8792), (6020, 8478), (6280, 8127), (6594, 7740), (6751, 7560), (7065, 7224)]