About the Number

1271398080

1271398079 ← → 1271398081

2進数表記:1001011110001111111111011000000

漢数字表記:十二億七千百三十九万八千八十

素因数分解:

2 6 × 3 1 × 5 1 × 59 1 × 22447 1

素因数の和:22526
約数の個数: 112
約数和(自身を含む): 4105290240
約数和(自身を除く): 2833892160

約数列:
[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 59, 60, 64, 80, 96, 118, 120, 160, 177, 192, 236, 240, 295, 320, 354, 472, 480, 590, 708, 885, 944, 960, 1180, 1416, 1770, 1888, 2360, 2832, 3540, 3776, 4720, 5664, 7080, 9440, 11328, 14160, 18880, 22447, 28320, 44894, 56640, 67341, 89788, 112235, 134682, 179576, 224470, 269364, 336705, 359152, 448940, 538728, 673410, 718304, 897880, 1077456, 1324373, 1346820, 1436608, 1795760, 2154912, 2648746, 2693640, 3591520, 3973119, 4309824, 5297492, 5387280, 6621865, 7183040, 7946238, 10594984, 10774560, 13243730, 15892476, 19865595, 21189968, 21549120, 26487460, 31784952, 39731190, 42379936, 52974920, 63569904, 79462380, 84759872, 105949840, 127139808, 158924760, 211899680, 254279616, 317849520, 423799360, 635699040, 1271398080]

約数ペア:
[(1, 1271398080), (2, 635699040), (3, 423799360), (4, 317849520), (5, 254279616), (6, 211899680), (8, 158924760), (10, 127139808), (12, 105949840), (15, 84759872), (16, 79462380), (20, 63569904), (24, 52974920), (30, 42379936), (32, 39731190), (40, 31784952), (48, 26487460), (59, 21549120), (60, 21189968), (64, 19865595), (80, 15892476), (96, 13243730), (118, 10774560), (120, 10594984), (160, 7946238), (177, 7183040), (192, 6621865), (236, 5387280), (240, 5297492), (295, 4309824), (320, 3973119), (354, 3591520), (472, 2693640), (480, 2648746), (590, 2154912), (708, 1795760), (885, 1436608), (944, 1346820), (960, 1324373), (1180, 1077456), (1416, 897880), (1770, 718304), (1888, 673410), (2360, 538728), (2832, 448940), (3540, 359152), (3776, 336705), (4720, 269364), (5664, 224470), (7080, 179576), (9440, 134682), (11328, 112235), (14160, 89788), (18880, 67341), (22447, 56640), (28320, 44894)]

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