20252045440

素因数分解:

$2^7\times 5^1\times {\mathrm{11}}^1\times {\mathrm{73}}^1\times {\mathrm{157}}^1\times {\mathrm{251}}^1$

素因数の和:511

約数の個数: 256

約数和(自身を含む): 54095610240

約数和(自身を除く): 33843564800

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 55, 64, 73, 80, 88, 110, 128, 146, 157, 160, 176, 220, 251, 292, 314, 320, 352, 365, 440, 502, 584, 628, 640, 704, 730, 785, 803, 880, 1004, 1168, 1255, 1256, 1408, 1460, 1570, 1606, 1727, 1760, 2008, 2336, 2510, 2512, 2761, 2920, 3140, 3212, 3454, 3520, 4015, 4016, 4672, 5020, 5024, 5522, 5840, 6280, 6424, 6908, 7040, 8030, 8032, 8635, 9344, 10040, 10048, 11044, 11461, 11680, 12560, 12848, 13805, 13816, 16060, 16064, 17270, 18323, 20080, 20096, 22088, 22922, 23360, 25120, 25696, 27610, 27632, 32120, 32128, 34540, 36646, 39407, 40160, 44176, 45844, 46720, 50240, 51392, 55220, 55264, 57305, 64240, 69080, 73292, 78814, 80320, 88352, 91615, 91688, 100480, 102784, 110440, 110528, 114610, 126071, 128480, 138160, 146584, 157628, 160640, 176704, 183230, 183376, 197035, 201553, 220880, 221056, 229220, 252142, 256960, 276320, 293168, 315256, 353408, 366460, 366752, 394070, 403106, 433477, 441760, 458440, 504284, 513920, 552640, 586336, 630355, 630512, 732920, 733504, 788140, 806212, 866954, 883520, 916880, 1007765, 1008568, 1105280, 1172672, 1260710, 1261024, 1465840, 1467008, 1576280, 1612424, 1733908, 1767040, 1833760, 2015530, 2017136, 2167385, 2345344, 2521420, 2522048, 2876711, 2931680, 3152560, 3224848, 3467816, 3667520, 4031060, 4034272, 4334770, 5042840, 5044096, 5753422, 5863360, 6305120, 6449696, 6935632, 7335040, 8062120, 8068544, 8669540, 10085680, 11506844, 11726720, 12610240, 12899392, 13871264, 14383555, 16124240, 16137088, 17339080, 20171360, 23013688, 25220480, 25798784, 27742528, 28767110, 31643821, 32248480, 34678160, 40342720, 46027376, 55485056, 57534220, 63287642, 64496960, 69356320, 80685440, 92054752, 115068440, 126575284, 128993920, 138712640, 158219105, 184109504, 230136880, 253150568, 277425280, 316438210, 368219008, 460273760, 506301136, 632876420, 920547520, 1012602272, 1265752840, 1841095040, 2025204544, 2531505680, 4050409088, 5063011360, 10126022720, 20252045440]

約数ペア:

[(1, 20252045440), (2, 10126022720), (4, 5063011360), (5, 4050409088), (8, 2531505680), (10, 2025204544), (11, 1841095040), (16, 1265752840), (20, 1012602272), (22, 920547520), (32, 632876420), (40, 506301136), (44, 460273760), (55, 368219008), (64, 316438210), (73, 277425280), (80, 253150568), (88, 230136880), (110, 184109504), (128, 158219105), (146, 138712640), (157, 128993920), (160, 126575284), (176, 115068440), (220, 92054752), (251, 80685440), (292, 69356320), (314, 64496960), (320, 63287642), (352, 57534220), (365, 55485056), (440, 46027376), (502, 40342720), (584, 34678160), (628, 32248480), (640, 31643821), (704, 28767110), (730, 27742528), (785, 25798784), (803, 25220480), (880, 23013688), (1004, 20171360), (1168, 17339080), (1255, 16137088), (1256, 16124240), (1408, 14383555), (1460, 13871264), (1570, 12899392), (1606, 12610240), (1727, 11726720), (1760, 11506844), (2008, 10085680), (2336, 8669540), (2510, 8068544), (2512, 8062120), (2761, 7335040), (2920, 6935632), (3140, 6449696), (3212, 6305120), (3454, 5863360), (3520, 5753422), (4015, 5044096), (4016, 5042840), (4672, 4334770), (5020, 4034272), (5024, 4031060), (5522, 3667520), (5840, 3467816), (6280, 3224848), (6424, 3152560), (6908, 2931680), (7040, 2876711), (8030, 2522048), (8032, 2521420), (8635, 2345344), (9344, 2167385), (10040, 2017136), (10048, 2015530), (11044, 1833760), (11461, 1767040), (11680, 1733908), (12560, 1612424), (12848, 1576280), (13805, 1467008), (13816, 1465840), (16060, 1261024), (16064, 1260710), (17270, 1172672), (18323, 1105280), (20080, 1008568), (20096, 1007765), (22088, 916880), (22922, 883520), (23360, 866954), (25120, 806212), (25696, 788140), (27610, 733504), (27632, 732920), (32120, 630512), (32128, 630355), (34540, 586336), (36646, 552640), (39407, 513920), (40160, 504284), (44176, 458440), (45844, 441760), (46720, 433477), (50240, 403106), (51392, 394070), (55220, 366752), (55264, 366460), (57305, 353408), (64240, 315256), (69080, 293168), (73292, 276320), (78814, 256960), (80320, 252142), (88352, 229220), (91615, 221056), (91688, 220880), (100480, 201553), (102784, 197035), (110440, 183376), (110528, 183230), (114610, 176704), (126071, 160640), (128480, 157628), (138160, 146584)]