71690640

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{139}}^1\times {\mathrm{307}}^1$

素因数の和:469

約数の個数: 160

約数和(自身を含む): 256650240

約数和(自身を除く): 184959600

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 35, 40, 42, 48, 56, 60, 70, 80, 84, 105, 112, 120, 139, 140, 168, 210, 240, 278, 280, 307, 336, 417, 420, 556, 560, 614, 695, 834, 840, 921, 973, 1112, 1228, 1390, 1535, 1668, 1680, 1842, 1946, 2085, 2149, 2224, 2456, 2780, 2919, 3070, 3336, 3684, 3892, 4170, 4298, 4605, 4865, 4912, 5560, 5838, 6140, 6447, 6672, 7368, 7784, 8340, 8596, 9210, 9730, 10745, 11120, 11676, 12280, 12894, 14595, 14736, 15568, 16680, 17192, 18420, 19460, 21490, 23352, 24560, 25788, 29190, 32235, 33360, 34384, 36840, 38920, 42673, 42980, 46704, 51576, 58380, 64470, 73680, 77840, 85346, 85960, 103152, 116760, 128019, 128940, 170692, 171920, 213365, 233520, 256038, 257880, 298711, 341384, 426730, 512076, 515760, 597422, 640095, 682768, 853460, 896133, 1024152, 1194844, 1280190, 1493555, 1706920, 1792266, 2048304, 2389688, 2560380, 2987110, 3413840, 3584532, 4480665, 4779376, 5120760, 5974220, 7169064, 8961330, 10241520, 11948440, 14338128, 17922660, 23896880, 35845320, 71690640]

約数ペア:

[(1, 71690640), (2, 35845320), (3, 23896880), (4, 17922660), (5, 14338128), (6, 11948440), (7, 10241520), (8, 8961330), (10, 7169064), (12, 5974220), (14, 5120760), (15, 4779376), (16, 4480665), (20, 3584532), (21, 3413840), (24, 2987110), (28, 2560380), (30, 2389688), (35, 2048304), (40, 1792266), (42, 1706920), (48, 1493555), (56, 1280190), (60, 1194844), (70, 1024152), (80, 896133), (84, 853460), (105, 682768), (112, 640095), (120, 597422), (139, 515760), (140, 512076), (168, 426730), (210, 341384), (240, 298711), (278, 257880), (280, 256038), (307, 233520), (336, 213365), (417, 171920), (420, 170692), (556, 128940), (560, 128019), (614, 116760), (695, 103152), (834, 85960), (840, 85346), (921, 77840), (973, 73680), (1112, 64470), (1228, 58380), (1390, 51576), (1535, 46704), (1668, 42980), (1680, 42673), (1842, 38920), (1946, 36840), (2085, 34384), (2149, 33360), (2224, 32235), (2456, 29190), (2780, 25788), (2919, 24560), (3070, 23352), (3336, 21490), (3684, 19460), (3892, 18420), (4170, 17192), (4298, 16680), (4605, 15568), (4865, 14736), (4912, 14595), (5560, 12894), (5838, 12280), (6140, 11676), (6447, 11120), (6672, 10745), (7368, 9730), (7784, 9210), (8340, 8596)]