20121992280

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{373}}^1\times {\mathrm{11527}}^1$

素因数の和:11930

約数の個数: 192

約数和(自身を含む): 70621911360

約数和(自身を除く): 50499919080

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 18, 20, 24, 26, 30, 36, 39, 40, 45, 52, 60, 65, 72, 78, 90, 104, 117, 120, 130, 156, 180, 195, 234, 260, 312, 360, 373, 390, 468, 520, 585, 746, 780, 936, 1119, 1170, 1492, 1560, 1865, 2238, 2340, 2984, 3357, 3730, 4476, 4680, 4849, 5595, 6714, 7460, 8952, 9698, 11190, 11527, 13428, 14547, 14920, 16785, 19396, 22380, 23054, 24245, 26856, 29094, 33570, 34581, 38792, 43641, 44760, 46108, 48490, 57635, 58188, 67140, 69162, 72735, 87282, 92216, 96980, 103743, 115270, 116376, 134280, 138324, 145470, 149851, 172905, 174564, 193960, 207486, 218205, 230540, 276648, 290940, 299702, 345810, 349128, 414972, 436410, 449553, 461080, 518715, 581880, 599404, 691620, 749255, 829944, 872820, 899106, 1037430, 1198808, 1348659, 1383240, 1498510, 1745640, 1798212, 2074860, 2247765, 2697318, 2997020, 3596424, 4149720, 4299571, 4495530, 5394636, 5994040, 6743295, 8599142, 8991060, 10789272, 12898713, 13486590, 17198284, 17982120, 21497855, 25797426, 26973180, 34396568, 38696139, 42995710, 51594852, 53946360, 55894423, 64493565, 77392278, 85991420, 103189704, 111788846, 128987130, 154784556, 167683269, 171982840, 193480695, 223577692, 257974260, 279472115, 309569112, 335366538, 386961390, 447155384, 503049807, 515948520, 558944230, 670733076, 773922780, 838416345, 1006099614, 1117888460, 1341466152, 1547845560, 1676832690, 2012199228, 2235776920, 2515249035, 3353665380, 4024398456, 5030498070, 6707330760, 10060996140, 20121992280]

約数ペア:

[(1, 20121992280), (2, 10060996140), (3, 6707330760), (4, 5030498070), (5, 4024398456), (6, 3353665380), (8, 2515249035), (9, 2235776920), (10, 2012199228), (12, 1676832690), (13, 1547845560), (15, 1341466152), (18, 1117888460), (20, 1006099614), (24, 838416345), (26, 773922780), (30, 670733076), (36, 558944230), (39, 515948520), (40, 503049807), (45, 447155384), (52, 386961390), (60, 335366538), (65, 309569112), (72, 279472115), (78, 257974260), (90, 223577692), (104, 193480695), (117, 171982840), (120, 167683269), (130, 154784556), (156, 128987130), (180, 111788846), (195, 103189704), (234, 85991420), (260, 77392278), (312, 64493565), (360, 55894423), (373, 53946360), (390, 51594852), (468, 42995710), (520, 38696139), (585, 34396568), (746, 26973180), (780, 25797426), (936, 21497855), (1119, 17982120), (1170, 17198284), (1492, 13486590), (1560, 12898713), (1865, 10789272), (2238, 8991060), (2340, 8599142), (2984, 6743295), (3357, 5994040), (3730, 5394636), (4476, 4495530), (4680, 4299571), (4849, 4149720), (5595, 3596424), (6714, 2997020), (7460, 2697318), (8952, 2247765), (9698, 2074860), (11190, 1798212), (11527, 1745640), (13428, 1498510), (14547, 1383240), (14920, 1348659), (16785, 1198808), (19396, 1037430), (22380, 899106), (23054, 872820), (24245, 829944), (26856, 749255), (29094, 691620), (33570, 599404), (34581, 581880), (38792, 518715), (43641, 461080), (44760, 449553), (46108, 436410), (48490, 414972), (57635, 349128), (58188, 345810), (67140, 299702), (69162, 290940), (72735, 276648), (87282, 230540), (92216, 218205), (96980, 207486), (103743, 193960), (115270, 174564), (116376, 172905), (134280, 149851), (138324, 145470)]