About the Number

66848409.000000000

138970271 ← → 138970273

2進数表記:1000010010001000010010100000

漢数字表記:一億三千八百九十七万二百七十二

素因数分解:

2 5 × 3 1 × 7 2 × 31 1 × 953 1

素因数の和:1011
約数の個数: 144
約数和(自身を含む): 438504192
約数和(自身を除く): 299533920

約数列:
[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 31, 32, 42, 48, 49, 56, 62, 84, 93, 96, 98, 112, 124, 147, 168, 186, 196, 217, 224, 248, 294, 336, 372, 392, 434, 496, 588, 651, 672, 744, 784, 868, 953, 992, 1176, 1302, 1488, 1519, 1568, 1736, 1906, 2352, 2604, 2859, 2976, 3038, 3472, 3812, 4557, 4704, 5208, 5718, 6076, 6671, 6944, 7624, 9114, 10416, 11436, 12152, 13342, 15248, 18228, 20013, 20832, 22872, 24304, 26684, 29543, 30496, 36456, 40026, 45744, 46697, 48608, 53368, 59086, 72912, 80052, 88629, 91488, 93394, 106736, 118172, 140091, 145824, 160104, 177258, 186788, 206801, 213472, 236344, 280182, 320208, 354516, 373576, 413602, 472688, 560364, 620403, 640416, 709032, 747152, 827204, 945376, 1120728, 1240806, 1418064, 1447607, 1494304, 1654408, 2241456, 2481612, 2836128, 2895214, 3308816, 4342821, 4482912, 4963224, 5790428, 6617632, 8685642, 9926448, 11580856, 17371284, 19852896, 23161712, 34742568, 46323424, 69485136, 138970272]

約数ペア:
[(1, 138970272), (2, 69485136), (3, 46323424), (4, 34742568), (6, 23161712), (7, 19852896), (8, 17371284), (12, 11580856), (14, 9926448), (16, 8685642), (21, 6617632), (24, 5790428), (28, 4963224), (31, 4482912), (32, 4342821), (42, 3308816), (48, 2895214), (49, 2836128), (56, 2481612), (62, 2241456), (84, 1654408), (93, 1494304), (96, 1447607), (98, 1418064), (112, 1240806), (124, 1120728), (147, 945376), (168, 827204), (186, 747152), (196, 709032), (217, 640416), (224, 620403), (248, 560364), (294, 472688), (336, 413602), (372, 373576), (392, 354516), (434, 320208), (496, 280182), (588, 236344), (651, 213472), (672, 206801), (744, 186788), (784, 177258), (868, 160104), (953, 145824), (992, 140091), (1176, 118172), (1302, 106736), (1488, 93394), (1519, 91488), (1568, 88629), (1736, 80052), (1906, 72912), (2352, 59086), (2604, 53368), (2859, 48608), (2976, 46697), (3038, 45744), (3472, 40026), (3812, 36456), (4557, 30496), (4704, 29543), (5208, 26684), (5718, 24304), (6076, 22872), (6671, 20832), (6944, 20013), (7624, 18228), (9114, 15248), (10416, 13342), (11436, 12152)]

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