123261390

素因数分解:

$2^1\times 3^2\times 5^1\times 7^1\times {\mathrm{17}}^2\times {\mathrm{677}}^1$

素因数の和:731

約数の個数: 144

約数和(自身を含む): 389649312

約数和(自身を除く): 266387922

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 17, 18, 21, 30, 34, 35, 42, 45, 51, 63, 70, 85, 90, 102, 105, 119, 126, 153, 170, 210, 238, 255, 289, 306, 315, 357, 510, 578, 595, 630, 677, 714, 765, 867, 1071, 1190, 1354, 1445, 1530, 1734, 1785, 2023, 2031, 2142, 2601, 2890, 3385, 3570, 4046, 4062, 4335, 4739, 5202, 5355, 6069, 6093, 6770, 8670, 9478, 10115, 10155, 10710, 11509, 12138, 12186, 13005, 14217, 18207, 20230, 20310, 23018, 23695, 26010, 28434, 30345, 30465, 34527, 36414, 42651, 47390, 57545, 60690, 60930, 69054, 71085, 80563, 85302, 91035, 103581, 115090, 142170, 161126, 172635, 182070, 195653, 207162, 213255, 241689, 345270, 391306, 402815, 426510, 483378, 517905, 586959, 725067, 805630, 978265, 1035810, 1173918, 1208445, 1369571, 1450134, 1760877, 1956530, 2416890, 2739142, 2934795, 3521754, 3625335, 4108713, 5869590, 6847855, 7250670, 8217426, 8804385, 12326139, 13695710, 17608770, 20543565, 24652278, 41087130, 61630695, 123261390]

約数ペア:

[(1, 123261390), (2, 61630695), (3, 41087130), (5, 24652278), (6, 20543565), (7, 17608770), (9, 13695710), (10, 12326139), (14, 8804385), (15, 8217426), (17, 7250670), (18, 6847855), (21, 5869590), (30, 4108713), (34, 3625335), (35, 3521754), (42, 2934795), (45, 2739142), (51, 2416890), (63, 1956530), (70, 1760877), (85, 1450134), (90, 1369571), (102, 1208445), (105, 1173918), (119, 1035810), (126, 978265), (153, 805630), (170, 725067), (210, 586959), (238, 517905), (255, 483378), (289, 426510), (306, 402815), (315, 391306), (357, 345270), (510, 241689), (578, 213255), (595, 207162), (630, 195653), (677, 182070), (714, 172635), (765, 161126), (867, 142170), (1071, 115090), (1190, 103581), (1354, 91035), (1445, 85302), (1530, 80563), (1734, 71085), (1785, 69054), (2023, 60930), (2031, 60690), (2142, 57545), (2601, 47390), (2890, 42651), (3385, 36414), (3570, 34527), (4046, 30465), (4062, 30345), (4335, 28434), (4739, 26010), (5202, 23695), (5355, 23018), (6069, 20310), (6093, 20230), (6770, 18207), (8670, 14217), (9478, 13005), (10115, 12186), (10155, 12138), (10710, 11509)]