About the Number

2121559440

2121559439 ← → 2121559441

2進数表記:1111110011101000110110110010000

漢数字表記:二十一億二千百五十五万九千四百四十

素因数分解:

2 4 × 3 1 × 5 1 × 7 1 × 11 1 × 13 1 × 8831 1

素因数の和:8878
約数の個数: 320
約数和(自身を含む): 8831434752
約数和(自身を除く): 6709875312

約数列:
[1, 2, 3, 4, 5, 6, 7, 8, 10, 11, 12, 13, 14, 15, 16, 20, 21, 22, 24, 26, 28, 30, 33, 35, 39, 40, 42, 44, 48, 52, 55, 56, 60, 65, 66, 70, 77, 78, 80, 84, 88, 91, 104, 105, 110, 112, 120, 130, 132, 140, 143, 154, 156, 165, 168, 176, 182, 195, 208, 210, 220, 231, 240, 260, 264, 273, 280, 286, 308, 312, 330, 336, 364, 385, 390, 420, 429, 440, 455, 462, 520, 528, 546, 560, 572, 616, 624, 660, 715, 728, 770, 780, 840, 858, 880, 910, 924, 1001, 1040, 1092, 1144, 1155, 1232, 1320, 1365, 1430, 1456, 1540, 1560, 1680, 1716, 1820, 1848, 2002, 2145, 2184, 2288, 2310, 2640, 2730, 2860, 3003, 3080, 3120, 3432, 3640, 3696, 4004, 4290, 4368, 4620, 5005, 5460, 5720, 6006, 6160, 6864, 7280, 8008, 8580, 8831, 9240, 10010, 10920, 11440, 12012, 15015, 16016, 17160, 17662, 18480, 20020, 21840, 24024, 26493, 30030, 34320, 35324, 40040, 44155, 48048, 52986, 60060, 61817, 70648, 80080, 88310, 97141, 105972, 114803, 120120, 123634, 132465, 141296, 176620, 185451, 194282, 211944, 229606, 240240, 247268, 264930, 291423, 309085, 344409, 353240, 370902, 388564, 423888, 459212, 485705, 494536, 529860, 574015, 582846, 618170, 679987, 688818, 706480, 741804, 777128, 803621, 918424, 927255, 971410, 989072, 1059720, 1148030, 1165692, 1236340, 1262833, 1359974, 1377636, 1457115, 1483608, 1554256, 1607242, 1722045, 1836848, 1854510, 1942820, 2039961, 2119440, 2296060, 2331384, 2410863, 2472680, 2525666, 2719948, 2755272, 2914230, 2967216, 3214484, 3399935, 3444090, 3709020, 3788499, 3885640, 4018105, 4079922, 4592120, 4662768, 4821726, 4945360, 5051332, 5439896, 5510544, 5828460, 6314165, 6428968, 6799870, 6888180, 7418040, 7576998, 7771280, 8036210, 8159844, 8839831, 9184240, 9643452, 10102664, 10199805, 10879792, 11656920, 12054315, 12628330, 12857936, 13599740, 13776360, 14836080, 15153996, 16072420, 16319688, 17679662, 18942495, 19286904, 20205328, 20399610, 23313840, 24108630, 25256660, 26519493, 27199480, 27552720, 30307992, 32144840, 32639376, 35359324, 37884990, 38573808, 40799220, 44199155, 48217260, 50513320, 53038986, 54398960, 60615984, 64289680, 70718648, 75769980, 81598440, 88398310, 96434520, 101026640, 106077972, 132597465, 141437296, 151539960, 163196880, 176796620, 192869040, 212155944, 265194930, 303079920, 353593240, 424311888, 530389860, 707186480, 1060779720, 2121559440]

約数ペア:
[(1, 2121559440), (2, 1060779720), (3, 707186480), (4, 530389860), (5, 424311888), (6, 353593240), (7, 303079920), (8, 265194930), (10, 212155944), (11, 192869040), (12, 176796620), (13, 163196880), (14, 151539960), (15, 141437296), (16, 132597465), (20, 106077972), (21, 101026640), (22, 96434520), (24, 88398310), (26, 81598440), (28, 75769980), (30, 70718648), (33, 64289680), (35, 60615984), (39, 54398960), (40, 53038986), (42, 50513320), (44, 48217260), (48, 44199155), (52, 40799220), (55, 38573808), (56, 37884990), (60, 35359324), (65, 32639376), (66, 32144840), (70, 30307992), (77, 27552720), (78, 27199480), (80, 26519493), (84, 25256660), (88, 24108630), (91, 23313840), (104, 20399610), (105, 20205328), (110, 19286904), (112, 18942495), (120, 17679662), (130, 16319688), (132, 16072420), (140, 15153996), (143, 14836080), (154, 13776360), (156, 13599740), (165, 12857936), (168, 12628330), (176, 12054315), (182, 11656920), (195, 10879792), (208, 10199805), (210, 10102664), (220, 9643452), (231, 9184240), (240, 8839831), (260, 8159844), (264, 8036210), (273, 7771280), (280, 7576998), (286, 7418040), (308, 6888180), (312, 6799870), (330, 6428968), (336, 6314165), (364, 5828460), (385, 5510544), (390, 5439896), (420, 5051332), (429, 4945360), (440, 4821726), (455, 4662768), (462, 4592120), (520, 4079922), (528, 4018105), (546, 3885640), (560, 3788499), (572, 3709020), (616, 3444090), (624, 3399935), (660, 3214484), (715, 2967216), (728, 2914230), (770, 2755272), (780, 2719948), (840, 2525666), (858, 2472680), (880, 2410863), (910, 2331384), (924, 2296060), (1001, 2119440), (1040, 2039961), (1092, 1942820), (1144, 1854510), (1155, 1836848), (1232, 1722045), (1320, 1607242), (1365, 1554256), (1430, 1483608), (1456, 1457115), (1540, 1377636), (1560, 1359974), (1680, 1262833), (1716, 1236340), (1820, 1165692), (1848, 1148030), (2002, 1059720), (2145, 989072), (2184, 971410), (2288, 927255), (2310, 918424), (2640, 803621), (2730, 777128), (2860, 741804), (3003, 706480), (3080, 688818), (3120, 679987), (3432, 618170), (3640, 582846), (3696, 574015), (4004, 529860), (4290, 494536), (4368, 485705), (4620, 459212), (5005, 423888), (5460, 388564), (5720, 370902), (6006, 353240), (6160, 344409), (6864, 309085), (7280, 291423), (8008, 264930), (8580, 247268), (8831, 240240), (9240, 229606), (10010, 211944), (10920, 194282), (11440, 185451), (12012, 176620), (15015, 141296), (16016, 132465), (17160, 123634), (17662, 120120), (18480, 114803), (20020, 105972), (21840, 97141), (24024, 88310), (26493, 80080), (30030, 70648), (34320, 61817), (35324, 60060), (40040, 52986), (44155, 48048)]

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