1340804080

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{307}}^1\times {\mathrm{709}}^1$

素因数の和:1047

約数の個数: 160

約数和(自身を含む): 3904750080

約数和(自身を除く): 2563946000

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 16, 20, 22, 28, 35, 40, 44, 55, 56, 70, 77, 80, 88, 110, 112, 140, 154, 176, 220, 280, 307, 308, 385, 440, 560, 614, 616, 709, 770, 880, 1228, 1232, 1418, 1535, 1540, 2149, 2456, 2836, 3070, 3080, 3377, 3545, 4298, 4912, 4963, 5672, 6140, 6160, 6754, 7090, 7799, 8596, 9926, 10745, 11344, 12280, 13508, 14180, 15598, 16885, 17192, 19852, 21490, 23639, 24560, 24815, 27016, 28360, 31196, 33770, 34384, 38995, 39704, 42980, 47278, 49630, 54032, 54593, 56720, 62392, 67540, 77990, 79408, 85960, 94556, 99260, 109186, 118195, 124784, 135080, 155980, 171920, 189112, 198520, 217663, 218372, 236390, 270160, 272965, 311960, 378224, 397040, 435326, 436744, 472780, 545930, 623920, 870652, 873488, 945560, 1088315, 1091860, 1523641, 1741304, 1891120, 2176630, 2183720, 2394293, 3047282, 3482608, 4353260, 4367440, 4788586, 6094564, 7618205, 8706520, 9577172, 11971465, 12189128, 15236410, 16760051, 17413040, 19154344, 23942930, 24378256, 30472820, 33520102, 38308688, 47885860, 60945640, 67040204, 83800255, 95771720, 121891280, 134080408, 167600510, 191543440, 268160816, 335201020, 670402040, 1340804080]

約数ペア:

[(1, 1340804080), (2, 670402040), (4, 335201020), (5, 268160816), (7, 191543440), (8, 167600510), (10, 134080408), (11, 121891280), (14, 95771720), (16, 83800255), (20, 67040204), (22, 60945640), (28, 47885860), (35, 38308688), (40, 33520102), (44, 30472820), (55, 24378256), (56, 23942930), (70, 19154344), (77, 17413040), (80, 16760051), (88, 15236410), (110, 12189128), (112, 11971465), (140, 9577172), (154, 8706520), (176, 7618205), (220, 6094564), (280, 4788586), (307, 4367440), (308, 4353260), (385, 3482608), (440, 3047282), (560, 2394293), (614, 2183720), (616, 2176630), (709, 1891120), (770, 1741304), (880, 1523641), (1228, 1091860), (1232, 1088315), (1418, 945560), (1535, 873488), (1540, 870652), (2149, 623920), (2456, 545930), (2836, 472780), (3070, 436744), (3080, 435326), (3377, 397040), (3545, 378224), (4298, 311960), (4912, 272965), (4963, 270160), (5672, 236390), (6140, 218372), (6160, 217663), (6754, 198520), (7090, 189112), (7799, 171920), (8596, 155980), (9926, 135080), (10745, 124784), (11344, 118195), (12280, 109186), (13508, 99260), (14180, 94556), (15598, 85960), (16885, 79408), (17192, 77990), (19852, 67540), (21490, 62392), (23639, 56720), (24560, 54593), (24815, 54032), (27016, 49630), (28360, 47278), (31196, 42980), (33770, 39704), (34384, 38995)]