1728436920

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{121039}}^1$

素因数の和:121077

約数の個数: 128

約数和(自身を含む): 6274713600

約数和(自身を除く): 4546276680

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, 7140, 14280, 121039, 242078, 363117, 484156, 605195, 726234, 847273, 968312, 1210390, 1452468, 1694546, 1815585, 2057663, 2420780, 2541819, 2904936, 3389092, 3631170, 4115326, 4236365, 4841560, 5083638, 6172989, 6778184, 7262340, 8230652, 8472730, 10167276, 10288315, 12345978, 12709095, 14403641, 14524680, 16461304, 16945460, 20334552, 20576630, 24691956, 25418190, 28807282, 30864945, 33890920, 41153260, 43210923, 49383912, 50836380, 57614564, 61729890, 72018205, 82306520, 86421846, 101672760, 115229128, 123459780, 144036410, 172843692, 216054615, 246919560, 288072820, 345687384, 432109230, 576145640, 864218460, 1728436920]

約数ペア:

[(1, 1728436920), (2, 864218460), (3, 576145640), (4, 432109230), (5, 345687384), (6, 288072820), (7, 246919560), (8, 216054615), (10, 172843692), (12, 144036410), (14, 123459780), (15, 115229128), (17, 101672760), (20, 86421846), (21, 82306520), (24, 72018205), (28, 61729890), (30, 57614564), (34, 50836380), (35, 49383912), (40, 43210923), (42, 41153260), (51, 33890920), (56, 30864945), (60, 28807282), (68, 25418190), (70, 24691956), (84, 20576630), (85, 20334552), (102, 16945460), (105, 16461304), (119, 14524680), (120, 14403641), (136, 12709095), (140, 12345978), (168, 10288315), (170, 10167276), (204, 8472730), (210, 8230652), (238, 7262340), (255, 6778184), (280, 6172989), (340, 5083638), (357, 4841560), (408, 4236365), (420, 4115326), (476, 3631170), (510, 3389092), (595, 2904936), (680, 2541819), (714, 2420780), (840, 2057663), (952, 1815585), (1020, 1694546), (1190, 1452468), (1428, 1210390), (1785, 968312), (2040, 847273), (2380, 726234), (2856, 605195), (3570, 484156), (4760, 363117), (7140, 242078), (14280, 121039)]