20121567678900

素因数分解:

$2^2\times 3^2\times 5^2\times {\mathrm{89}}^1\times {\mathrm{677}}^1\times {\mathrm{371057}}^1$

素因数の和:371843

約数の個数: 216

約数和(自身を含む): 63872966790360

約数和(自身を除く): 43751399111460

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 25, 30, 36, 45, 50, 60, 75, 89, 90, 100, 150, 178, 180, 225, 267, 300, 356, 445, 450, 534, 677, 801, 890, 900, 1068, 1335, 1354, 1602, 1780, 2031, 2225, 2670, 2708, 3204, 3385, 4005, 4062, 4450, 5340, 6093, 6675, 6770, 8010, 8124, 8900, 10155, 12186, 13350, 13540, 16020, 16925, 20025, 20310, 24372, 26700, 30465, 33850, 40050, 40620, 50775, 60253, 60930, 67700, 80100, 101550, 120506, 121860, 152325, 180759, 203100, 241012, 301265, 304650, 361518, 371057, 542277, 602530, 609300, 723036, 742114, 903795, 1084554, 1113171, 1205060, 1484228, 1506325, 1807590, 1855285, 2169108, 2226342, 2711385, 3012650, 3339513, 3615180, 3710570, 4452684, 4518975, 5422770, 5565855, 6025300, 6679026, 7421140, 9037950, 9276425, 10845540, 11131710, 13358052, 13556925, 16697565, 18075900, 18552850, 22263420, 27113850, 27829275, 33024073, 33395130, 37105700, 54227700, 55658550, 66048146, 66790260, 83487825, 99072219, 111317100, 132096292, 165120365, 166975650, 198144438, 251205589, 297216657, 330240730, 333951300, 396288876, 495361095, 502411178, 594433314, 660481460, 753616767, 825601825, 990722190, 1004822356, 1188866628, 1256027945, 1486083285, 1507233534, 1651203650, 1981444380, 2260850301, 2476805475, 2512055890, 2972166570, 3014467068, 3302407300, 3768083835, 4521700602, 4953610950, 5024111780, 5944333140, 6280139725, 7430416425, 7536167670, 9043401204, 9907221900, 11304251505, 12560279450, 14860832850, 15072335340, 18840419175, 22357297421, 22608503010, 25120558900, 29721665700, 37680838350, 44714594842, 45217006020, 56521257525, 67071892263, 75361676700, 89429189684, 111786487105, 113042515050, 134143784526, 201215676789, 223572974210, 226085030100, 268287569052, 335359461315, 402431353578, 447145948420, 558932435525, 670718922630, 804862707156, 1006078383945, 1117864871050, 1341437845260, 1676797306575, 2012156767890, 2235729742100, 3353594613150, 4024313535780, 5030391919725, 6707189226300, 10060783839450, 20121567678900]

約数ペア:

[(1, 20121567678900), (2, 10060783839450), (3, 6707189226300), (4, 5030391919725), (5, 4024313535780), (6, 3353594613150), (9, 2235729742100), (10, 2012156767890), (12, 1676797306575), (15, 1341437845260), (18, 1117864871050), (20, 1006078383945), (25, 804862707156), (30, 670718922630), (36, 558932435525), (45, 447145948420), (50, 402431353578), (60, 335359461315), (75, 268287569052), (89, 226085030100), (90, 223572974210), (100, 201215676789), (150, 134143784526), (178, 113042515050), (180, 111786487105), (225, 89429189684), (267, 75361676700), (300, 67071892263), (356, 56521257525), (445, 45217006020), (450, 44714594842), (534, 37680838350), (677, 29721665700), (801, 25120558900), (890, 22608503010), (900, 22357297421), (1068, 18840419175), (1335, 15072335340), (1354, 14860832850), (1602, 12560279450), (1780, 11304251505), (2031, 9907221900), (2225, 9043401204), (2670, 7536167670), (2708, 7430416425), (3204, 6280139725), (3385, 5944333140), (4005, 5024111780), (4062, 4953610950), (4450, 4521700602), (5340, 3768083835), (6093, 3302407300), (6675, 3014467068), (6770, 2972166570), (8010, 2512055890), (8124, 2476805475), (8900, 2260850301), (10155, 1981444380), (12186, 1651203650), (13350, 1507233534), (13540, 1486083285), (16020, 1256027945), (16925, 1188866628), (20025, 1004822356), (20310, 990722190), (24372, 825601825), (26700, 753616767), (30465, 660481460), (33850, 594433314), (40050, 502411178), (40620, 495361095), (50775, 396288876), (60253, 333951300), (60930, 330240730), (67700, 297216657), (80100, 251205589), (101550, 198144438), (120506, 166975650), (121860, 165120365), (152325, 132096292), (180759, 111317100), (203100, 99072219), (241012, 83487825), (301265, 66790260), (304650, 66048146), (361518, 55658550), (371057, 54227700), (542277, 37105700), (602530, 33395130), (609300, 33024073), (723036, 27829275), (742114, 27113850), (903795, 22263420), (1084554, 18552850), (1113171, 18075900), (1205060, 16697565), (1484228, 13556925), (1506325, 13358052), (1807590, 11131710), (1855285, 10845540), (2169108, 9276425), (2226342, 9037950), (2711385, 7421140), (3012650, 6679026), (3339513, 6025300), (3615180, 5565855), (3710570, 5422770), (4452684, 4518975)]