About the Number

2891120640

2891120639 ← → 2891120641

2進数表記:10101100010100110000000000000000

漢数字表記:二十八億九千百十二万六百四十

素因数分解:

2 16 × 3 1 × 5 1 × 17 1 × 173 1

素因数の和:230
約数の個数: 272
約数和(自身を含む): 9852344928
約数和(自身を除く): 6961224288

約数列:
[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 17, 20, 24, 30, 32, 34, 40, 48, 51, 60, 64, 68, 80, 85, 96, 102, 120, 128, 136, 160, 170, 173, 192, 204, 240, 255, 256, 272, 320, 340, 346, 384, 408, 480, 510, 512, 519, 544, 640, 680, 692, 768, 816, 865, 960, 1020, 1024, 1038, 1088, 1280, 1360, 1384, 1536, 1632, 1730, 1920, 2040, 2048, 2076, 2176, 2560, 2595, 2720, 2768, 2941, 3072, 3264, 3460, 3840, 4080, 4096, 4152, 4352, 5120, 5190, 5440, 5536, 5882, 6144, 6528, 6920, 7680, 8160, 8192, 8304, 8704, 8823, 10240, 10380, 10880, 11072, 11764, 12288, 13056, 13840, 14705, 15360, 16320, 16384, 16608, 17408, 17646, 20480, 20760, 21760, 22144, 23528, 24576, 26112, 27680, 29410, 30720, 32640, 32768, 33216, 34816, 35292, 40960, 41520, 43520, 44115, 44288, 47056, 49152, 52224, 55360, 58820, 61440, 65280, 65536, 66432, 69632, 70584, 81920, 83040, 87040, 88230, 88576, 94112, 98304, 104448, 110720, 117640, 122880, 130560, 132864, 139264, 141168, 163840, 166080, 174080, 176460, 177152, 188224, 196608, 208896, 221440, 235280, 245760, 261120, 265728, 278528, 282336, 327680, 332160, 348160, 352920, 354304, 376448, 417792, 442880, 470560, 491520, 522240, 531456, 557056, 564672, 664320, 696320, 705840, 708608, 752896, 835584, 885760, 941120, 983040, 1044480, 1062912, 1114112, 1129344, 1328640, 1392640, 1411680, 1417216, 1505792, 1671168, 1771520, 1882240, 2088960, 2125824, 2258688, 2657280, 2785280, 2823360, 2834432, 3011584, 3342336, 3543040, 3764480, 4177920, 4251648, 4517376, 5314560, 5570560, 5646720, 5668864, 6023168, 7086080, 7528960, 8355840, 8503296, 9034752, 10629120, 11293440, 11337728, 12046336, 14172160, 15057920, 16711680, 17006592, 18069504, 21258240, 22586880, 24092672, 28344320, 30115840, 34013184, 36139008, 42516480, 45173760, 48185344, 56688640, 60231680, 72278016, 85032960, 90347520, 96370688, 120463360, 144556032, 170065920, 180695040, 192741376, 240926720, 289112064, 361390080, 481853440, 578224128, 722780160, 963706880, 1445560320, 2891120640]

約数ペア:
[(1, 2891120640), (2, 1445560320), (3, 963706880), (4, 722780160), (5, 578224128), (6, 481853440), (8, 361390080), (10, 289112064), (12, 240926720), (15, 192741376), (16, 180695040), (17, 170065920), (20, 144556032), (24, 120463360), (30, 96370688), (32, 90347520), (34, 85032960), (40, 72278016), (48, 60231680), (51, 56688640), (60, 48185344), (64, 45173760), (68, 42516480), (80, 36139008), (85, 34013184), (96, 30115840), (102, 28344320), (120, 24092672), (128, 22586880), (136, 21258240), (160, 18069504), (170, 17006592), (173, 16711680), (192, 15057920), (204, 14172160), (240, 12046336), (255, 11337728), (256, 11293440), (272, 10629120), (320, 9034752), (340, 8503296), (346, 8355840), (384, 7528960), (408, 7086080), (480, 6023168), (510, 5668864), (512, 5646720), (519, 5570560), (544, 5314560), (640, 4517376), (680, 4251648), (692, 4177920), (768, 3764480), (816, 3543040), (865, 3342336), (960, 3011584), (1020, 2834432), (1024, 2823360), (1038, 2785280), (1088, 2657280), (1280, 2258688), (1360, 2125824), (1384, 2088960), (1536, 1882240), (1632, 1771520), (1730, 1671168), (1920, 1505792), (2040, 1417216), (2048, 1411680), (2076, 1392640), (2176, 1328640), (2560, 1129344), (2595, 1114112), (2720, 1062912), (2768, 1044480), (2941, 983040), (3072, 941120), (3264, 885760), (3460, 835584), (3840, 752896), (4080, 708608), (4096, 705840), (4152, 696320), (4352, 664320), (5120, 564672), (5190, 557056), (5440, 531456), (5536, 522240), (5882, 491520), (6144, 470560), (6528, 442880), (6920, 417792), (7680, 376448), (8160, 354304), (8192, 352920), (8304, 348160), (8704, 332160), (8823, 327680), (10240, 282336), (10380, 278528), (10880, 265728), (11072, 261120), (11764, 245760), (12288, 235280), (13056, 221440), (13840, 208896), (14705, 196608), (15360, 188224), (16320, 177152), (16384, 176460), (16608, 174080), (17408, 166080), (17646, 163840), (20480, 141168), (20760, 139264), (21760, 132864), (22144, 130560), (23528, 122880), (24576, 117640), (26112, 110720), (27680, 104448), (29410, 98304), (30720, 94112), (32640, 88576), (32768, 88230), (33216, 87040), (34816, 83040), (35292, 81920), (40960, 70584), (41520, 69632), (43520, 66432), (44115, 65536), (44288, 65280), (47056, 61440), (49152, 58820), (52224, 55360)]

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