About the Number

123681210912

123681210911 ← → 123681210913

2進数表記:1110011001011111110011000001000100000

漢数字表記:千二百三十六億八千百二十一万九百十二

素因数分解:

2 5 × 3 2 × 7 1 × 863 1 × 71089 1

素因数の和:71975
約数の個数: 144
約数和(自身を含む): 402435371520
約数和(自身を除く): 278754160608

約数列:
[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 28, 32, 36, 42, 48, 56, 63, 72, 84, 96, 112, 126, 144, 168, 224, 252, 288, 336, 504, 672, 863, 1008, 1726, 2016, 2589, 3452, 5178, 6041, 6904, 7767, 10356, 12082, 13808, 15534, 18123, 20712, 24164, 27616, 31068, 36246, 41424, 48328, 54369, 62136, 71089, 72492, 82848, 96656, 108738, 124272, 142178, 144984, 193312, 213267, 217476, 248544, 284356, 289968, 426534, 434952, 497623, 568712, 579936, 639801, 853068, 869904, 995246, 1137424, 1279602, 1492869, 1706136, 1739808, 1990492, 2274848, 2559204, 2985738, 3412272, 3980984, 4478607, 5118408, 5971476, 6824544, 7961968, 8957214, 10236816, 11942952, 15923936, 17914428, 20473632, 23885904, 35828856, 47771808, 61349807, 71657712, 122699614, 143315424, 184049421, 245399228, 368098842, 429448649, 490798456, 552148263, 736197684, 858897298, 981596912, 1104296526, 1288345947, 1472395368, 1717794596, 1963193824, 2208593052, 2576691894, 2944790736, 3435589192, 3865037841, 4417186104, 5153383788, 5889581472, 6871178384, 7730075682, 8834372208, 10306767576, 13742356768, 15460151364, 17668744416, 20613535152, 30920302728, 41227070304, 61840605456, 123681210912]

約数ペア:
[(1, 123681210912), (2, 61840605456), (3, 41227070304), (4, 30920302728), (6, 20613535152), (7, 17668744416), (8, 15460151364), (9, 13742356768), (12, 10306767576), (14, 8834372208), (16, 7730075682), (18, 6871178384), (21, 5889581472), (24, 5153383788), (28, 4417186104), (32, 3865037841), (36, 3435589192), (42, 2944790736), (48, 2576691894), (56, 2208593052), (63, 1963193824), (72, 1717794596), (84, 1472395368), (96, 1288345947), (112, 1104296526), (126, 981596912), (144, 858897298), (168, 736197684), (224, 552148263), (252, 490798456), (288, 429448649), (336, 368098842), (504, 245399228), (672, 184049421), (863, 143315424), (1008, 122699614), (1726, 71657712), (2016, 61349807), (2589, 47771808), (3452, 35828856), (5178, 23885904), (6041, 20473632), (6904, 17914428), (7767, 15923936), (10356, 11942952), (12082, 10236816), (13808, 8957214), (15534, 7961968), (18123, 6824544), (20712, 5971476), (24164, 5118408), (27616, 4478607), (31068, 3980984), (36246, 3412272), (41424, 2985738), (48328, 2559204), (54369, 2274848), (62136, 1990492), (71089, 1739808), (72492, 1706136), (82848, 1492869), (96656, 1279602), (108738, 1137424), (124272, 995246), (142178, 869904), (144984, 853068), (193312, 639801), (213267, 579936), (217476, 568712), (248544, 497623), (284356, 434952), (289968, 426534)]

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