About the Number

131689488

131689487 ← → 131689489

2進数表記:111110110010110110000010000

漢数字表記:一億三千百六十八万九千四百八十八

素因数分解:

2 4 × 3 1 × 7 1 × 31 1 × 47 1 × 269 1

素因数の和:365
約数の個数: 160
約数和(自身を含む): 411402240
約数和(自身を除く): 279712752

約数列:
[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 31, 42, 47, 48, 56, 62, 84, 93, 94, 112, 124, 141, 168, 186, 188, 217, 248, 269, 282, 329, 336, 372, 376, 434, 496, 538, 564, 651, 658, 744, 752, 807, 868, 987, 1076, 1128, 1302, 1316, 1457, 1488, 1614, 1736, 1883, 1974, 2152, 2256, 2604, 2632, 2914, 3228, 3472, 3766, 3948, 4304, 4371, 5208, 5264, 5649, 5828, 6456, 7532, 7896, 8339, 8742, 10199, 10416, 11298, 11656, 12643, 12912, 15064, 15792, 16678, 17484, 20398, 22596, 23312, 25017, 25286, 30128, 30597, 33356, 34968, 37929, 40796, 45192, 50034, 50572, 58373, 61194, 66712, 69936, 75858, 81592, 88501, 90384, 100068, 101144, 116746, 122388, 133424, 151716, 163184, 175119, 177002, 200136, 202288, 233492, 244776, 265503, 303432, 350238, 354004, 391933, 400272, 466984, 489552, 531006, 606864, 700476, 708008, 783866, 933968, 1062012, 1175799, 1400952, 1416016, 1567732, 2124024, 2351598, 2743531, 2801904, 3135464, 4248048, 4703196, 5487062, 6270928, 8230593, 9406392, 10974124, 16461186, 18812784, 21948248, 32922372, 43896496, 65844744, 131689488]

約数ペア:
[(1, 131689488), (2, 65844744), (3, 43896496), (4, 32922372), (6, 21948248), (7, 18812784), (8, 16461186), (12, 10974124), (14, 9406392), (16, 8230593), (21, 6270928), (24, 5487062), (28, 4703196), (31, 4248048), (42, 3135464), (47, 2801904), (48, 2743531), (56, 2351598), (62, 2124024), (84, 1567732), (93, 1416016), (94, 1400952), (112, 1175799), (124, 1062012), (141, 933968), (168, 783866), (186, 708008), (188, 700476), (217, 606864), (248, 531006), (269, 489552), (282, 466984), (329, 400272), (336, 391933), (372, 354004), (376, 350238), (434, 303432), (496, 265503), (538, 244776), (564, 233492), (651, 202288), (658, 200136), (744, 177002), (752, 175119), (807, 163184), (868, 151716), (987, 133424), (1076, 122388), (1128, 116746), (1302, 101144), (1316, 100068), (1457, 90384), (1488, 88501), (1614, 81592), (1736, 75858), (1883, 69936), (1974, 66712), (2152, 61194), (2256, 58373), (2604, 50572), (2632, 50034), (2914, 45192), (3228, 40796), (3472, 37929), (3766, 34968), (3948, 33356), (4304, 30597), (4371, 30128), (5208, 25286), (5264, 25017), (5649, 23312), (5828, 22596), (6456, 20398), (7532, 17484), (7896, 16678), (8339, 15792), (8742, 15064), (10199, 12912), (10416, 12643), (11298, 11656)]

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