About the Number

20921110972080

20921110972079 ← → 20921110972081

2進数表記:100110000011100010011011000110100011010110000

漢数字表記:二十兆九千二百十一億千九十七万二千八十

素因数分解:

2 4 × 3 1 × 5 1 × 11 1 × 79 1 × 509 1 × 197077 1

素因数の和:197692
約数の個数: 320
約数和(自身を含む): 71788105267200
約数和(自身を除く): 50866994295120

約数列:
[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 16, 20, 22, 24, 30, 33, 40, 44, 48, 55, 60, 66, 79, 80, 88, 110, 120, 132, 158, 165, 176, 220, 237, 240, 264, 316, 330, 395, 440, 474, 509, 528, 632, 660, 790, 869, 880, 948, 1018, 1185, 1264, 1320, 1527, 1580, 1738, 1896, 2036, 2370, 2545, 2607, 2640, 3054, 3160, 3476, 3792, 4072, 4345, 4740, 5090, 5214, 5599, 6108, 6320, 6952, 7635, 8144, 8690, 9480, 10180, 10428, 11198, 12216, 13035, 13904, 15270, 16797, 17380, 18960, 20360, 20856, 22396, 24432, 26070, 27995, 30540, 33594, 34760, 40211, 40720, 41712, 44792, 52140, 55990, 61080, 67188, 69520, 80422, 83985, 89584, 104280, 111980, 120633, 122160, 134376, 160844, 167970, 197077, 201055, 208560, 223960, 241266, 268752, 321688, 335940, 394154, 402110, 442321, 447920, 482532, 591231, 603165, 643376, 671880, 788308, 804220, 884642, 965064, 985385, 1182462, 1206330, 1326963, 1343760, 1576616, 1608440, 1769284, 1930128, 1970770, 2167847, 2211605, 2364924, 2412660, 2653926, 2956155, 3153232, 3216880, 3538568, 3941540, 4335694, 4423210, 4729848, 4825320, 5307852, 5912310, 6503541, 6634815, 7077136, 7883080, 8671388, 8846420, 9459696, 9650640, 10615704, 10839235, 11824620, 13007082, 13269630, 15569083, 15766160, 17342776, 17692840, 21231408, 21678470, 23649240, 26014164, 26539260, 31138166, 32517705, 34685552, 35385680, 43356940, 46707249, 47298480, 52028328, 53078520, 62276332, 65035410, 77845415, 86713880, 93414498, 100312193, 104056656, 106157040, 124552664, 130070820, 155690830, 171259913, 173427760, 186828996, 200624386, 233536245, 249105328, 260141640, 300936579, 311381660, 342519826, 373657992, 401248772, 467072490, 501560965, 513779739, 520283280, 601873158, 622763320, 685039652, 747315984, 802497544, 856299565, 934144980, 1003121930, 1027559478, 1103434123, 1203746316, 1245526640, 1370079304, 1504682895, 1604995088, 1712599130, 1868289960, 2006243860, 2055118956, 2206868246, 2407492632, 2568898695, 2740158608, 3009365790, 3310302369, 3425198260, 3736579920, 4012487720, 4110237912, 4413736492, 4814985264, 5137797390, 5517170615, 6018731580, 6620604738, 6850396520, 7924663247, 8024975440, 8220475824, 8827472984, 10275594780, 11034341230, 12037463160, 13241209476, 13700793040, 15849326494, 16551511845, 17654945968, 20551189560, 22068682460, 23773989741, 24074926320, 26482418952, 31698652988, 33103023690, 39623316235, 41102379120, 44137364920, 47547979482, 52964837904, 63397305976, 66206047380, 79246632470, 87171295717, 88274729840, 95095958964, 118869948705, 126794611952, 132412094760, 158493264940, 174342591434, 190191917928, 237739897410, 261513887151, 264824189520, 316986529880, 348685182868, 380383835856, 435856478585, 475479794820, 523027774302, 633973059760, 697370365736, 871712957170, 950959589640, 1046055548604, 1307569435755, 1394740731472, 1743425914340, 1901919179280, 2092111097208, 2615138871510, 3486851828680, 4184222194416, 5230277743020, 6973703657360, 10460555486040, 20921110972080]

約数ペア:
[(1, 20921110972080), (2, 10460555486040), (3, 6973703657360), (4, 5230277743020), (5, 4184222194416), (6, 3486851828680), (8, 2615138871510), (10, 2092111097208), (11, 1901919179280), (12, 1743425914340), (15, 1394740731472), (16, 1307569435755), (20, 1046055548604), (22, 950959589640), (24, 871712957170), (30, 697370365736), (33, 633973059760), (40, 523027774302), (44, 475479794820), (48, 435856478585), (55, 380383835856), (60, 348685182868), (66, 316986529880), (79, 264824189520), (80, 261513887151), (88, 237739897410), (110, 190191917928), (120, 174342591434), (132, 158493264940), (158, 132412094760), (165, 126794611952), (176, 118869948705), (220, 95095958964), (237, 88274729840), (240, 87171295717), (264, 79246632470), (316, 66206047380), (330, 63397305976), (395, 52964837904), (440, 47547979482), (474, 44137364920), (509, 41102379120), (528, 39623316235), (632, 33103023690), (660, 31698652988), (790, 26482418952), (869, 24074926320), (880, 23773989741), (948, 22068682460), (1018, 20551189560), (1185, 17654945968), (1264, 16551511845), (1320, 15849326494), (1527, 13700793040), (1580, 13241209476), (1738, 12037463160), (1896, 11034341230), (2036, 10275594780), (2370, 8827472984), (2545, 8220475824), (2607, 8024975440), (2640, 7924663247), (3054, 6850396520), (3160, 6620604738), (3476, 6018731580), (3792, 5517170615), (4072, 5137797390), (4345, 4814985264), (4740, 4413736492), (5090, 4110237912), (5214, 4012487720), (5599, 3736579920), (6108, 3425198260), (6320, 3310302369), (6952, 3009365790), (7635, 2740158608), (8144, 2568898695), (8690, 2407492632), (9480, 2206868246), (10180, 2055118956), (10428, 2006243860), (11198, 1868289960), (12216, 1712599130), (13035, 1604995088), (13904, 1504682895), (15270, 1370079304), (16797, 1245526640), (17380, 1203746316), (18960, 1103434123), (20360, 1027559478), (20856, 1003121930), (22396, 934144980), (24432, 856299565), (26070, 802497544), (27995, 747315984), (30540, 685039652), (33594, 622763320), (34760, 601873158), (40211, 520283280), (40720, 513779739), (41712, 501560965), (44792, 467072490), (52140, 401248772), (55990, 373657992), (61080, 342519826), (67188, 311381660), (69520, 300936579), (80422, 260141640), (83985, 249105328), (89584, 233536245), (104280, 200624386), (111980, 186828996), (120633, 173427760), (122160, 171259913), (134376, 155690830), (160844, 130070820), (167970, 124552664), (197077, 106157040), (201055, 104056656), (208560, 100312193), (223960, 93414498), (241266, 86713880), (268752, 77845415), (321688, 65035410), (335940, 62276332), (394154, 53078520), (402110, 52028328), (442321, 47298480), (447920, 46707249), (482532, 43356940), (591231, 35385680), (603165, 34685552), (643376, 32517705), (671880, 31138166), (788308, 26539260), (804220, 26014164), (884642, 23649240), (965064, 21678470), (985385, 21231408), (1182462, 17692840), (1206330, 17342776), (1326963, 15766160), (1343760, 15569083), (1576616, 13269630), (1608440, 13007082), (1769284, 11824620), (1930128, 10839235), (1970770, 10615704), (2167847, 9650640), (2211605, 9459696), (2364924, 8846420), (2412660, 8671388), (2653926, 7883080), (2956155, 7077136), (3153232, 6634815), (3216880, 6503541), (3538568, 5912310), (3941540, 5307852), (4335694, 4825320), (4423210, 4729848)]

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