About the Number

2101380840

2101380839 ← → 2101380841

2進数表記:1111101010000001000011011101000

漢数字表記:二十一億百三十八万八百四十

素因数分解:

2 3 × 3 3 × 5 1 × 13 1 × 97 1 × 1543 1

素因数の和:1673
約数の個数: 256
約数和(自身を含む): 7626124800
約数和(自身を除く): 5524743960

約数列:
[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 18, 20, 24, 26, 27, 30, 36, 39, 40, 45, 52, 54, 60, 65, 72, 78, 90, 97, 104, 108, 117, 120, 130, 135, 156, 180, 194, 195, 216, 234, 260, 270, 291, 312, 351, 360, 388, 390, 468, 485, 520, 540, 582, 585, 702, 776, 780, 873, 936, 970, 1080, 1164, 1170, 1261, 1404, 1455, 1543, 1560, 1746, 1755, 1940, 2328, 2340, 2522, 2619, 2808, 2910, 3086, 3492, 3510, 3783, 3880, 4365, 4629, 4680, 5044, 5238, 5820, 6172, 6305, 6984, 7020, 7566, 7715, 8730, 9258, 10088, 10476, 11349, 11640, 12344, 12610, 13095, 13887, 14040, 15132, 15430, 17460, 18516, 18915, 20059, 20952, 22698, 23145, 25220, 26190, 27774, 30264, 30860, 34047, 34920, 37032, 37830, 40118, 41661, 45396, 46290, 50440, 52380, 55548, 56745, 60177, 61720, 68094, 69435, 75660, 80236, 83322, 90792, 92580, 100295, 104760, 111096, 113490, 120354, 136188, 138870, 149671, 151320, 160472, 166644, 170235, 180531, 185160, 200590, 208305, 226980, 240708, 272376, 277740, 299342, 300885, 333288, 340470, 361062, 401180, 416610, 449013, 453960, 481416, 541593, 555480, 598684, 601770, 680940, 722124, 748355, 802360, 833220, 898026, 902655, 1083186, 1197368, 1203540, 1347039, 1361880, 1444248, 1496710, 1666440, 1796052, 1805310, 1945723, 2166372, 2245065, 2407080, 2694078, 2707965, 2993420, 3592104, 3610620, 3891446, 4041117, 4332744, 4490130, 5388156, 5415930, 5837169, 5986840, 6735195, 7221240, 7782892, 8082234, 8980260, 9728615, 10776312, 10831860, 11674338, 13470390, 15565784, 16164468, 17511507, 17960520, 19457230, 20205585, 21663720, 23348676, 26940780, 29185845, 32328936, 35023014, 38914460, 40411170, 46697352, 52534521, 53881560, 58371690, 70046028, 77828920, 80822340, 87557535, 105069042, 116743380, 140092056, 161644680, 175115070, 210138084, 233486760, 262672605, 350230140, 420276168, 525345210, 700460280, 1050690420, 2101380840]

約数ペア:
[(1, 2101380840), (2, 1050690420), (3, 700460280), (4, 525345210), (5, 420276168), (6, 350230140), (8, 262672605), (9, 233486760), (10, 210138084), (12, 175115070), (13, 161644680), (15, 140092056), (18, 116743380), (20, 105069042), (24, 87557535), (26, 80822340), (27, 77828920), (30, 70046028), (36, 58371690), (39, 53881560), (40, 52534521), (45, 46697352), (52, 40411170), (54, 38914460), (60, 35023014), (65, 32328936), (72, 29185845), (78, 26940780), (90, 23348676), (97, 21663720), (104, 20205585), (108, 19457230), (117, 17960520), (120, 17511507), (130, 16164468), (135, 15565784), (156, 13470390), (180, 11674338), (194, 10831860), (195, 10776312), (216, 9728615), (234, 8980260), (260, 8082234), (270, 7782892), (291, 7221240), (312, 6735195), (351, 5986840), (360, 5837169), (388, 5415930), (390, 5388156), (468, 4490130), (485, 4332744), (520, 4041117), (540, 3891446), (582, 3610620), (585, 3592104), (702, 2993420), (776, 2707965), (780, 2694078), (873, 2407080), (936, 2245065), (970, 2166372), (1080, 1945723), (1164, 1805310), (1170, 1796052), (1261, 1666440), (1404, 1496710), (1455, 1444248), (1543, 1361880), (1560, 1347039), (1746, 1203540), (1755, 1197368), (1940, 1083186), (2328, 902655), (2340, 898026), (2522, 833220), (2619, 802360), (2808, 748355), (2910, 722124), (3086, 680940), (3492, 601770), (3510, 598684), (3783, 555480), (3880, 541593), (4365, 481416), (4629, 453960), (4680, 449013), (5044, 416610), (5238, 401180), (5820, 361062), (6172, 340470), (6305, 333288), (6984, 300885), (7020, 299342), (7566, 277740), (7715, 272376), (8730, 240708), (9258, 226980), (10088, 208305), (10476, 200590), (11349, 185160), (11640, 180531), (12344, 170235), (12610, 166644), (13095, 160472), (13887, 151320), (14040, 149671), (15132, 138870), (15430, 136188), (17460, 120354), (18516, 113490), (18915, 111096), (20059, 104760), (20952, 100295), (22698, 92580), (23145, 90792), (25220, 83322), (26190, 80236), (27774, 75660), (30264, 69435), (30860, 68094), (34047, 61720), (34920, 60177), (37032, 56745), (37830, 55548), (40118, 52380), (41661, 50440), (45396, 46290)]

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