71528520

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{5009}}^1$

素因数の和:5047

約数の個数: 128

約数和(自身を含む): 259718400

約数和(自身を除く): 188189880

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 17, 20, 21, 24, 28, 30, 34, 35, 40, 42, 51, 56, 60, 68, 70, 84, 85, 102, 105, 119, 120, 136, 140, 168, 170, 204, 210, 238, 255, 280, 340, 357, 408, 420, 476, 510, 595, 680, 714, 840, 952, 1020, 1190, 1428, 1785, 2040, 2380, 2856, 3570, 4760, 5009, 7140, 10018, 14280, 15027, 20036, 25045, 30054, 35063, 40072, 50090, 60108, 70126, 75135, 85153, 100180, 105189, 120216, 140252, 150270, 170306, 175315, 200360, 210378, 255459, 280504, 300540, 340612, 350630, 420756, 425765, 510918, 525945, 596071, 601080, 681224, 701260, 841512, 851530, 1021836, 1051890, 1192142, 1277295, 1402520, 1703060, 1788213, 2043672, 2103780, 2384284, 2554590, 2980355, 3406120, 3576426, 4207560, 4768568, 5109180, 5960710, 7152852, 8941065, 10218360, 11921420, 14305704, 17882130, 23842840, 35764260, 71528520]

約数ペア:

[(1, 71528520), (2, 35764260), (3, 23842840), (4, 17882130), (5, 14305704), (6, 11921420), (7, 10218360), (8, 8941065), (10, 7152852), (12, 5960710), (14, 5109180), (15, 4768568), (17, 4207560), (20, 3576426), (21, 3406120), (24, 2980355), (28, 2554590), (30, 2384284), (34, 2103780), (35, 2043672), (40, 1788213), (42, 1703060), (51, 1402520), (56, 1277295), (60, 1192142), (68, 1051890), (70, 1021836), (84, 851530), (85, 841512), (102, 701260), (105, 681224), (119, 601080), (120, 596071), (136, 525945), (140, 510918), (168, 425765), (170, 420756), (204, 350630), (210, 340612), (238, 300540), (255, 280504), (280, 255459), (340, 210378), (357, 200360), (408, 175315), (420, 170306), (476, 150270), (510, 140252), (595, 120216), (680, 105189), (714, 100180), (840, 85153), (952, 75135), (1020, 70126), (1190, 60108), (1428, 50090), (1785, 40072), (2040, 35063), (2380, 30054), (2856, 25045), (3570, 20036), (4760, 15027), (5009, 14280), (7140, 10018)]