28073640

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{1759}}^1$

素因数の和:1799

約数の個数: 128

約数和(自身を含む): 101376000

約数和(自身を除く): 73302360

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 19, 20, 21, 24, 28, 30, 35, 38, 40, 42, 56, 57, 60, 70, 76, 84, 95, 105, 114, 120, 133, 140, 152, 168, 190, 210, 228, 266, 280, 285, 380, 399, 420, 456, 532, 570, 665, 760, 798, 840, 1064, 1140, 1330, 1596, 1759, 1995, 2280, 2660, 3192, 3518, 3990, 5277, 5320, 7036, 7980, 8795, 10554, 12313, 14072, 15960, 17590, 21108, 24626, 26385, 33421, 35180, 36939, 42216, 49252, 52770, 61565, 66842, 70360, 73878, 98504, 100263, 105540, 123130, 133684, 147756, 167105, 184695, 200526, 211080, 233947, 246260, 267368, 295512, 334210, 369390, 401052, 467894, 492520, 501315, 668420, 701841, 738780, 802104, 935788, 1002630, 1169735, 1336840, 1403682, 1477560, 1871576, 2005260, 2339470, 2807364, 3509205, 4010520, 4678940, 5614728, 7018410, 9357880, 14036820, 28073640]

約数ペア:

[(1, 28073640), (2, 14036820), (3, 9357880), (4, 7018410), (5, 5614728), (6, 4678940), (7, 4010520), (8, 3509205), (10, 2807364), (12, 2339470), (14, 2005260), (15, 1871576), (19, 1477560), (20, 1403682), (21, 1336840), (24, 1169735), (28, 1002630), (30, 935788), (35, 802104), (38, 738780), (40, 701841), (42, 668420), (56, 501315), (57, 492520), (60, 467894), (70, 401052), (76, 369390), (84, 334210), (95, 295512), (105, 267368), (114, 246260), (120, 233947), (133, 211080), (140, 200526), (152, 184695), (168, 167105), (190, 147756), (210, 133684), (228, 123130), (266, 105540), (280, 100263), (285, 98504), (380, 73878), (399, 70360), (420, 66842), (456, 61565), (532, 52770), (570, 49252), (665, 42216), (760, 36939), (798, 35180), (840, 33421), (1064, 26385), (1140, 24626), (1330, 21108), (1596, 17590), (1759, 15960), (1995, 14072), (2280, 12313), (2660, 10554), (3192, 8795), (3518, 7980), (3990, 7036), (5277, 5320)]