989961840

素因数分解:

$2^4\times 3^2\times 5^1\times 7^1\times {\mathrm{103}}^1\times {\mathrm{1907}}^1$

素因数の和:2036

約数の個数: 240

約数和(自身を含む): 3838468608

約数和(自身を除く): 2848506768

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 45, 48, 56, 60, 63, 70, 72, 80, 84, 90, 103, 105, 112, 120, 126, 140, 144, 168, 180, 206, 210, 240, 252, 280, 309, 315, 336, 360, 412, 420, 504, 515, 560, 618, 630, 720, 721, 824, 840, 927, 1008, 1030, 1236, 1260, 1442, 1545, 1648, 1680, 1854, 1907, 2060, 2163, 2472, 2520, 2884, 3090, 3605, 3708, 3814, 4120, 4326, 4635, 4944, 5040, 5721, 5768, 6180, 6489, 7210, 7416, 7628, 8240, 8652, 9270, 9535, 10815, 11442, 11536, 12360, 12978, 13349, 14420, 14832, 15256, 17163, 17304, 18540, 19070, 21630, 22884, 24720, 25956, 26698, 28605, 28840, 30512, 32445, 34326, 34608, 37080, 38140, 40047, 43260, 45768, 51912, 53396, 57210, 57680, 64890, 66745, 68652, 74160, 76280, 80094, 85815, 86520, 91536, 103824, 106792, 114420, 120141, 129780, 133490, 137304, 152560, 160188, 171630, 173040, 196421, 200235, 213584, 228840, 240282, 259560, 266980, 274608, 320376, 343260, 392842, 400470, 457680, 480564, 519120, 533960, 589263, 600705, 640752, 686520, 785684, 800940, 961128, 982105, 1067920, 1178526, 1201410, 1373040, 1374947, 1571368, 1601880, 1767789, 1922256, 1964210, 2357052, 2402820, 2749894, 2946315, 3142736, 3203760, 3535578, 3928420, 4124841, 4714104, 4805640, 5499788, 5892630, 6874735, 7071156, 7856840, 8249682, 8838945, 9428208, 9611280, 10999576, 11785260, 12374523, 13749470, 14142312, 15713680, 16499364, 17677890, 20624205, 21999152, 23570520, 24749046, 27498940, 28284624, 32998728, 35355780, 41248410, 47141040, 49498092, 54997880, 61872615, 65997456, 70711560, 82496820, 98996184, 109995760, 123745230, 141423120, 164993640, 197992368, 247490460, 329987280, 494980920, 989961840]

約数ペア:

[(1, 989961840), (2, 494980920), (3, 329987280), (4, 247490460), (5, 197992368), (6, 164993640), (7, 141423120), (8, 123745230), (9, 109995760), (10, 98996184), (12, 82496820), (14, 70711560), (15, 65997456), (16, 61872615), (18, 54997880), (20, 49498092), (21, 47141040), (24, 41248410), (28, 35355780), (30, 32998728), (35, 28284624), (36, 27498940), (40, 24749046), (42, 23570520), (45, 21999152), (48, 20624205), (56, 17677890), (60, 16499364), (63, 15713680), (70, 14142312), (72, 13749470), (80, 12374523), (84, 11785260), (90, 10999576), (103, 9611280), (105, 9428208), (112, 8838945), (120, 8249682), (126, 7856840), (140, 7071156), (144, 6874735), (168, 5892630), (180, 5499788), (206, 4805640), (210, 4714104), (240, 4124841), (252, 3928420), (280, 3535578), (309, 3203760), (315, 3142736), (336, 2946315), (360, 2749894), (412, 2402820), (420, 2357052), (504, 1964210), (515, 1922256), (560, 1767789), (618, 1601880), (630, 1571368), (720, 1374947), (721, 1373040), (824, 1201410), (840, 1178526), (927, 1067920), (1008, 982105), (1030, 961128), (1236, 800940), (1260, 785684), (1442, 686520), (1545, 640752), (1648, 600705), (1680, 589263), (1854, 533960), (1907, 519120), (2060, 480564), (2163, 457680), (2472, 400470), (2520, 392842), (2884, 343260), (3090, 320376), (3605, 274608), (3708, 266980), (3814, 259560), (4120, 240282), (4326, 228840), (4635, 213584), (4944, 200235), (5040, 196421), (5721, 173040), (5768, 171630), (6180, 160188), (6489, 152560), (7210, 137304), (7416, 133490), (7628, 129780), (8240, 120141), (8652, 114420), (9270, 106792), (9535, 103824), (10815, 91536), (11442, 86520), (11536, 85815), (12360, 80094), (12978, 76280), (13349, 74160), (14420, 68652), (14832, 66745), (15256, 64890), (17163, 57680), (17304, 57210), (18540, 53396), (19070, 51912), (21630, 45768), (22884, 43260), (24720, 40047), (25956, 38140), (26698, 37080), (28605, 34608), (28840, 34326), (30512, 32445)]