About the Number

20127800385

20127800384 ← → 20127800386

2進数表記:10010101111101101011101110001000001

漢数字表記:二百一億二千七百八十万三百八十五

素因数分解:

3 2 × 5 1 × 7 1 × 11 1 × 19 1 × 37 1 × 8263 1

素因数の和:8348
約数の個数: 192
約数和(自身を含む): 47029432320
約数和(自身を除く): 26901631935

約数列:
[1, 3, 5, 7, 9, 11, 15, 19, 21, 33, 35, 37, 45, 55, 57, 63, 77, 95, 99, 105, 111, 133, 165, 171, 185, 209, 231, 259, 285, 315, 333, 385, 399, 407, 495, 555, 627, 665, 693, 703, 777, 855, 1045, 1155, 1197, 1221, 1295, 1463, 1665, 1881, 1995, 2035, 2109, 2331, 2849, 3135, 3465, 3515, 3663, 3885, 4389, 4921, 5985, 6105, 6327, 7315, 7733, 8263, 8547, 9405, 10545, 11655, 13167, 14245, 14763, 18315, 21945, 23199, 24605, 24789, 25641, 31635, 38665, 41315, 42735, 44289, 54131, 57841, 65835, 69597, 73815, 74367, 90893, 115995, 123945, 128205, 156997, 162393, 173523, 221445, 270655, 272679, 289205, 305731, 347985, 371835, 454465, 470991, 487179, 520569, 636251, 784985, 811965, 818037, 867615, 917193, 1098979, 1363395, 1412973, 1528655, 1726967, 1908753, 2140117, 2354955, 2435895, 2602845, 2751579, 3181255, 3296937, 3363041, 4090185, 4585965, 5180901, 5494895, 5726259, 5808889, 6420351, 7064865, 8634835, 9543765, 9890811, 10089123, 10700585, 12088769, 13757895, 15542703, 16484685, 16815205, 17426667, 19261053, 23541287, 25904505, 28631295, 29044445, 30267369, 32101755, 36266307, 40662223, 49454055, 50445615, 52280001, 60443845, 63897779, 70623861, 77713515, 87133335, 96305265, 108798921, 117706435, 121986669, 151336845, 181331535, 191693337, 203311115, 211871583, 261400005, 319488895, 353119305, 365960007, 447284453, 543994605, 575080011, 609933345, 958466685, 1059357915, 1341853359, 1829800035, 2236422265, 2875400055, 4025560077, 6709266795, 20127800385]

約数ペア:
[(1, 20127800385), (3, 6709266795), (5, 4025560077), (7, 2875400055), (9, 2236422265), (11, 1829800035), (15, 1341853359), (19, 1059357915), (21, 958466685), (33, 609933345), (35, 575080011), (37, 543994605), (45, 447284453), (55, 365960007), (57, 353119305), (63, 319488895), (77, 261400005), (95, 211871583), (99, 203311115), (105, 191693337), (111, 181331535), (133, 151336845), (165, 121986669), (171, 117706435), (185, 108798921), (209, 96305265), (231, 87133335), (259, 77713515), (285, 70623861), (315, 63897779), (333, 60443845), (385, 52280001), (399, 50445615), (407, 49454055), (495, 40662223), (555, 36266307), (627, 32101755), (665, 30267369), (693, 29044445), (703, 28631295), (777, 25904505), (855, 23541287), (1045, 19261053), (1155, 17426667), (1197, 16815205), (1221, 16484685), (1295, 15542703), (1463, 13757895), (1665, 12088769), (1881, 10700585), (1995, 10089123), (2035, 9890811), (2109, 9543765), (2331, 8634835), (2849, 7064865), (3135, 6420351), (3465, 5808889), (3515, 5726259), (3663, 5494895), (3885, 5180901), (4389, 4585965), (4921, 4090185), (5985, 3363041), (6105, 3296937), (6327, 3181255), (7315, 2751579), (7733, 2602845), (8263, 2435895), (8547, 2354955), (9405, 2140117), (10545, 1908753), (11655, 1726967), (13167, 1528655), (14245, 1412973), (14763, 1363395), (18315, 1098979), (21945, 917193), (23199, 867615), (24605, 818037), (24789, 811965), (25641, 784985), (31635, 636251), (38665, 520569), (41315, 487179), (42735, 470991), (44289, 454465), (54131, 371835), (57841, 347985), (65835, 305731), (69597, 289205), (73815, 272679), (74367, 270655), (90893, 221445), (115995, 173523), (123945, 162393), (128205, 156997)]

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