21996028080

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{281}}^1\times {\mathrm{8363}}^1$

素因数の和:8676

約数の個数: 240

約数和(自身を含む): 79844952096

約数和(自身を除く): 57848924016

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 16, 18, 20, 24, 26, 30, 36, 39, 40, 45, 48, 52, 60, 65, 72, 78, 80, 90, 104, 117, 120, 130, 144, 156, 180, 195, 208, 234, 240, 260, 281, 312, 360, 390, 468, 520, 562, 585, 624, 720, 780, 843, 936, 1040, 1124, 1170, 1405, 1560, 1686, 1872, 2248, 2340, 2529, 2810, 3120, 3372, 3653, 4215, 4496, 4680, 5058, 5620, 6744, 7306, 8363, 8430, 9360, 10116, 10959, 11240, 12645, 13488, 14612, 16726, 16860, 18265, 20232, 21918, 22480, 25089, 25290, 29224, 32877, 33452, 33720, 36530, 40464, 41815, 43836, 50178, 50580, 54795, 58448, 65754, 66904, 67440, 73060, 75267, 83630, 87672, 100356, 101160, 108719, 109590, 125445, 131508, 133808, 146120, 150534, 164385, 167260, 175344, 200712, 202320, 217438, 219180, 250890, 263016, 292240, 301068, 326157, 328770, 334520, 376335, 401424, 434876, 438360, 501780, 526032, 543595, 602136, 652314, 657540, 669040, 752670, 869752, 876720, 978471, 1003560, 1087190, 1204272, 1304628, 1315080, 1505340, 1630785, 1739504, 1956942, 2007120, 2174380, 2350003, 2609256, 2630160, 3010680, 3261570, 3913884, 4348760, 4700006, 4892355, 5218512, 6021360, 6523140, 7050009, 7827768, 8697520, 9400012, 9784710, 11750015, 13046280, 14100018, 15655536, 18800024, 19569420, 21150027, 23500030, 26092560, 28200036, 30550039, 35250045, 37600048, 39138840, 42300054, 47000060, 56400072, 61100078, 70500090, 78277680, 84600108, 91650117, 94000120, 105750135, 112800144, 122200156, 141000180, 152750195, 169200216, 183300234, 188000240, 211500270, 244400312, 274950351, 282000360, 305500390, 338400432, 366600468, 423000540, 458250585, 488800624, 549900702, 564000720, 611000780, 733200936, 846001080, 916501170, 1099801404, 1222001560, 1374751755, 1466401872, 1692002160, 1833002340, 2199602808, 2444003120, 2749503510, 3666004680, 4399205616, 5499007020, 7332009360, 10998014040, 21996028080]

約数ペア:

[(1, 21996028080), (2, 10998014040), (3, 7332009360), (4, 5499007020), (5, 4399205616), (6, 3666004680), (8, 2749503510), (9, 2444003120), (10, 2199602808), (12, 1833002340), (13, 1692002160), (15, 1466401872), (16, 1374751755), (18, 1222001560), (20, 1099801404), (24, 916501170), (26, 846001080), (30, 733200936), (36, 611000780), (39, 564000720), (40, 549900702), (45, 488800624), (48, 458250585), (52, 423000540), (60, 366600468), (65, 338400432), (72, 305500390), (78, 282000360), (80, 274950351), (90, 244400312), (104, 211500270), (117, 188000240), (120, 183300234), (130, 169200216), (144, 152750195), (156, 141000180), (180, 122200156), (195, 112800144), (208, 105750135), (234, 94000120), (240, 91650117), (260, 84600108), (281, 78277680), (312, 70500090), (360, 61100078), (390, 56400072), (468, 47000060), (520, 42300054), (562, 39138840), (585, 37600048), (624, 35250045), (720, 30550039), (780, 28200036), (843, 26092560), (936, 23500030), (1040, 21150027), (1124, 19569420), (1170, 18800024), (1405, 15655536), (1560, 14100018), (1686, 13046280), (1872, 11750015), (2248, 9784710), (2340, 9400012), (2529, 8697520), (2810, 7827768), (3120, 7050009), (3372, 6523140), (3653, 6021360), (4215, 5218512), (4496, 4892355), (4680, 4700006), (5058, 4348760), (5620, 3913884), (6744, 3261570), (7306, 3010680), (8363, 2630160), (8430, 2609256), (9360, 2350003), (10116, 2174380), (10959, 2007120), (11240, 1956942), (12645, 1739504), (13488, 1630785), (14612, 1505340), (16726, 1315080), (16860, 1304628), (18265, 1204272), (20232, 1087190), (21918, 1003560), (22480, 978471), (25089, 876720), (25290, 869752), (29224, 752670), (32877, 669040), (33452, 657540), (33720, 652314), (36530, 602136), (40464, 543595), (41815, 526032), (43836, 501780), (50178, 438360), (50580, 434876), (54795, 401424), (58448, 376335), (65754, 334520), (66904, 328770), (67440, 326157), (73060, 301068), (75267, 292240), (83630, 263016), (87672, 250890), (100356, 219180), (101160, 217438), (108719, 202320), (109590, 200712), (125445, 175344), (131508, 167260), (133808, 164385), (146120, 150534)]