About the Number

1947889728

1947889727 ← → 1947889729

2進数表記:1110100000110100111000001000000

漢数字表記:十九億四千七百八十八万九千七百二十八

素因数分解:

2 6 × 3 3 × 19 1 × 79 1 × 751 1

素因数の和:870
約数の個数: 224
約数和(自身を含む): 6112256000
約数和(自身を除く): 4164366272

約数列:
[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 19, 24, 27, 32, 36, 38, 48, 54, 57, 64, 72, 76, 79, 96, 108, 114, 144, 152, 158, 171, 192, 216, 228, 237, 288, 304, 316, 342, 432, 456, 474, 513, 576, 608, 632, 684, 711, 751, 864, 912, 948, 1026, 1216, 1264, 1368, 1422, 1501, 1502, 1728, 1824, 1896, 2052, 2133, 2253, 2528, 2736, 2844, 3002, 3004, 3648, 3792, 4104, 4266, 4503, 4506, 5056, 5472, 5688, 6004, 6008, 6759, 7584, 8208, 8532, 9006, 9012, 10944, 11376, 12008, 12016, 13509, 13518, 14269, 15168, 16416, 17064, 18012, 18024, 20277, 22752, 24016, 24032, 27018, 27036, 28538, 32832, 34128, 36024, 36048, 40527, 40554, 42807, 45504, 48032, 48064, 54036, 54072, 57076, 59329, 68256, 72048, 72096, 81054, 81108, 85614, 96064, 108072, 108144, 114152, 118658, 128421, 136512, 144096, 144192, 162108, 162216, 171228, 177987, 216144, 216288, 228304, 237316, 256842, 288192, 324216, 324432, 342456, 355974, 385263, 432288, 432576, 456608, 474632, 513684, 533961, 648432, 648864, 684912, 711948, 770526, 864576, 913216, 949264, 1027368, 1067922, 1127251, 1296864, 1297728, 1369824, 1423896, 1541052, 1601883, 1898528, 2054736, 2135844, 2254502, 2593728, 2739648, 2847792, 3082104, 3203766, 3381753, 3797056, 4109472, 4271688, 4509004, 5695584, 6164208, 6407532, 6763506, 8218944, 8543376, 9018008, 10145259, 11391168, 12328416, 12815064, 13527012, 17086752, 18036016, 20290518, 24656832, 25630128, 27054024, 30435777, 34173504, 36072032, 40581036, 51260256, 54108048, 60871554, 72144064, 81162072, 102520512, 108216096, 121743108, 162324144, 216432192, 243486216, 324648288, 486972432, 649296576, 973944864, 1947889728]

約数ペア:
[(1, 1947889728), (2, 973944864), (3, 649296576), (4, 486972432), (6, 324648288), (8, 243486216), (9, 216432192), (12, 162324144), (16, 121743108), (18, 108216096), (19, 102520512), (24, 81162072), (27, 72144064), (32, 60871554), (36, 54108048), (38, 51260256), (48, 40581036), (54, 36072032), (57, 34173504), (64, 30435777), (72, 27054024), (76, 25630128), (79, 24656832), (96, 20290518), (108, 18036016), (114, 17086752), (144, 13527012), (152, 12815064), (158, 12328416), (171, 11391168), (192, 10145259), (216, 9018008), (228, 8543376), (237, 8218944), (288, 6763506), (304, 6407532), (316, 6164208), (342, 5695584), (432, 4509004), (456, 4271688), (474, 4109472), (513, 3797056), (576, 3381753), (608, 3203766), (632, 3082104), (684, 2847792), (711, 2739648), (751, 2593728), (864, 2254502), (912, 2135844), (948, 2054736), (1026, 1898528), (1216, 1601883), (1264, 1541052), (1368, 1423896), (1422, 1369824), (1501, 1297728), (1502, 1296864), (1728, 1127251), (1824, 1067922), (1896, 1027368), (2052, 949264), (2133, 913216), (2253, 864576), (2528, 770526), (2736, 711948), (2844, 684912), (3002, 648864), (3004, 648432), (3648, 533961), (3792, 513684), (4104, 474632), (4266, 456608), (4503, 432576), (4506, 432288), (5056, 385263), (5472, 355974), (5688, 342456), (6004, 324432), (6008, 324216), (6759, 288192), (7584, 256842), (8208, 237316), (8532, 228304), (9006, 216288), (9012, 216144), (10944, 177987), (11376, 171228), (12008, 162216), (12016, 162108), (13509, 144192), (13518, 144096), (14269, 136512), (15168, 128421), (16416, 118658), (17064, 114152), (18012, 108144), (18024, 108072), (20277, 96064), (22752, 85614), (24016, 81108), (24032, 81054), (27018, 72096), (27036, 72048), (28538, 68256), (32832, 59329), (34128, 57076), (36024, 54072), (36048, 54036), (40527, 48064), (40554, 48032), (42807, 45504)]

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