About the Number

129450720

129450719 ← → 129450721

2進数表記:111101101110100001011100000

漢数字表記:一億二千九百四十五万七百二十

素因数分解:

2 5 × 3 1 × 5 1 × 7 1 × 59 1 × 653 1

素因数の和:737
約数の個数: 192
約数和(自身を含む): 474647040
約数和(自身を除く): 345196320

約数列:
[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 32, 35, 40, 42, 48, 56, 59, 60, 70, 80, 84, 96, 105, 112, 118, 120, 140, 160, 168, 177, 210, 224, 236, 240, 280, 295, 336, 354, 413, 420, 472, 480, 560, 590, 653, 672, 708, 826, 840, 885, 944, 1120, 1180, 1239, 1306, 1416, 1652, 1680, 1770, 1888, 1959, 2065, 2360, 2478, 2612, 2832, 3265, 3304, 3360, 3540, 3918, 4130, 4571, 4720, 4956, 5224, 5664, 6195, 6530, 6608, 7080, 7836, 8260, 9142, 9440, 9795, 9912, 10448, 12390, 13060, 13216, 13713, 14160, 15672, 16520, 18284, 19590, 19824, 20896, 22855, 24780, 26120, 27426, 28320, 31344, 33040, 36568, 38527, 39180, 39648, 45710, 49560, 52240, 54852, 62688, 66080, 68565, 73136, 77054, 78360, 91420, 99120, 104480, 109704, 115581, 137130, 146272, 154108, 156720, 182840, 192635, 198240, 219408, 231162, 269689, 274260, 308216, 313440, 365680, 385270, 438816, 462324, 539378, 548520, 577905, 616432, 731360, 770540, 809067, 924648, 1078756, 1097040, 1155810, 1232864, 1348445, 1541080, 1618134, 1849296, 2157512, 2194080, 2311620, 2696890, 3082160, 3236268, 3698592, 4045335, 4315024, 4623240, 5393780, 6164320, 6472536, 8090670, 8630048, 9246480, 10787560, 12945072, 16181340, 18492960, 21575120, 25890144, 32362680, 43150240, 64725360, 129450720]

約数ペア:
[(1, 129450720), (2, 64725360), (3, 43150240), (4, 32362680), (5, 25890144), (6, 21575120), (7, 18492960), (8, 16181340), (10, 12945072), (12, 10787560), (14, 9246480), (15, 8630048), (16, 8090670), (20, 6472536), (21, 6164320), (24, 5393780), (28, 4623240), (30, 4315024), (32, 4045335), (35, 3698592), (40, 3236268), (42, 3082160), (48, 2696890), (56, 2311620), (59, 2194080), (60, 2157512), (70, 1849296), (80, 1618134), (84, 1541080), (96, 1348445), (105, 1232864), (112, 1155810), (118, 1097040), (120, 1078756), (140, 924648), (160, 809067), (168, 770540), (177, 731360), (210, 616432), (224, 577905), (236, 548520), (240, 539378), (280, 462324), (295, 438816), (336, 385270), (354, 365680), (413, 313440), (420, 308216), (472, 274260), (480, 269689), (560, 231162), (590, 219408), (653, 198240), (672, 192635), (708, 182840), (826, 156720), (840, 154108), (885, 146272), (944, 137130), (1120, 115581), (1180, 109704), (1239, 104480), (1306, 99120), (1416, 91420), (1652, 78360), (1680, 77054), (1770, 73136), (1888, 68565), (1959, 66080), (2065, 62688), (2360, 54852), (2478, 52240), (2612, 49560), (2832, 45710), (3265, 39648), (3304, 39180), (3360, 38527), (3540, 36568), (3918, 33040), (4130, 31344), (4571, 28320), (4720, 27426), (4956, 26120), (5224, 24780), (5664, 22855), (6195, 20896), (6530, 19824), (6608, 19590), (7080, 18284), (7836, 16520), (8260, 15672), (9142, 14160), (9440, 13713), (9795, 13216), (9912, 13060), (10448, 12390)]

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