231976920

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{157}}^1\times {\mathrm{1759}}^1$

素因数の和:1937

約数の個数: 128

約数和(自身を含む): 800870400

約数和(自身を除く): 568893480

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 105, 120, 140, 157, 168, 210, 280, 314, 420, 471, 628, 785, 840, 942, 1099, 1256, 1570, 1759, 1884, 2198, 2355, 3140, 3297, 3518, 3768, 4396, 4710, 5277, 5495, 6280, 6594, 7036, 8792, 8795, 9420, 10554, 10990, 12313, 13188, 14072, 16485, 17590, 18840, 21108, 21980, 24626, 26376, 26385, 32970, 35180, 36939, 42216, 43960, 49252, 52770, 61565, 65940, 70360, 73878, 98504, 105540, 123130, 131880, 147756, 184695, 211080, 246260, 276163, 295512, 369390, 492520, 552326, 738780, 828489, 1104652, 1380815, 1477560, 1656978, 1933141, 2209304, 2761630, 3313956, 3866282, 4142445, 5523260, 5799423, 6627912, 7732564, 8284890, 9665705, 11046520, 11598846, 15465128, 16569780, 19331410, 23197692, 28997115, 33139560, 38662820, 46395384, 57994230, 77325640, 115988460, 231976920]

約数ペア:

[(1, 231976920), (2, 115988460), (3, 77325640), (4, 57994230), (5, 46395384), (6, 38662820), (7, 33139560), (8, 28997115), (10, 23197692), (12, 19331410), (14, 16569780), (15, 15465128), (20, 11598846), (21, 11046520), (24, 9665705), (28, 8284890), (30, 7732564), (35, 6627912), (40, 5799423), (42, 5523260), (56, 4142445), (60, 3866282), (70, 3313956), (84, 2761630), (105, 2209304), (120, 1933141), (140, 1656978), (157, 1477560), (168, 1380815), (210, 1104652), (280, 828489), (314, 738780), (420, 552326), (471, 492520), (628, 369390), (785, 295512), (840, 276163), (942, 246260), (1099, 211080), (1256, 184695), (1570, 147756), (1759, 131880), (1884, 123130), (2198, 105540), (2355, 98504), (3140, 73878), (3297, 70360), (3518, 65940), (3768, 61565), (4396, 52770), (4710, 49252), (5277, 43960), (5495, 42216), (6280, 36939), (6594, 35180), (7036, 32970), (8792, 26385), (8795, 26376), (9420, 24626), (10554, 21980), (10990, 21108), (12313, 18840), (13188, 17590), (14072, 16485)]