30491370420

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{911}}^1\times {\mathrm{79691}}^1$

素因数の和:80621

約数の個数: 96

約数和(自身を含む): 97680715776

約数和(自身を除く): 67189345356

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 911, 1822, 2733, 3644, 4555, 5466, 6377, 9110, 10932, 12754, 13665, 18220, 19131, 25508, 27330, 31885, 38262, 54660, 63770, 76524, 79691, 95655, 127540, 159382, 191310, 239073, 318764, 382620, 398455, 478146, 557837, 796910, 956292, 1115674, 1195365, 1593820, 1673511, 2231348, 2390730, 2789185, 3347022, 4781460, 5578370, 6694044, 8367555, 11156740, 16735110, 33470220, 72598501, 145197002, 217795503, 290394004, 362992505, 435591006, 508189507, 725985010, 871182012, 1016379014, 1088977515, 1451970020, 1524568521, 2032758028, 2177955030, 2540947535, 3049137042, 4355910060, 5081895070, 6098274084, 7622842605, 10163790140, 15245685210, 30491370420]

約数ペア:

[(1, 30491370420), (2, 15245685210), (3, 10163790140), (4, 7622842605), (5, 6098274084), (6, 5081895070), (7, 4355910060), (10, 3049137042), (12, 2540947535), (14, 2177955030), (15, 2032758028), (20, 1524568521), (21, 1451970020), (28, 1088977515), (30, 1016379014), (35, 871182012), (42, 725985010), (60, 508189507), (70, 435591006), (84, 362992505), (105, 290394004), (140, 217795503), (210, 145197002), (420, 72598501), (911, 33470220), (1822, 16735110), (2733, 11156740), (3644, 8367555), (4555, 6694044), (5466, 5578370), (6377, 4781460), (9110, 3347022), (10932, 2789185), (12754, 2390730), (13665, 2231348), (18220, 1673511), (19131, 1593820), (25508, 1195365), (27330, 1115674), (31885, 956292), (38262, 796910), (54660, 557837), (63770, 478146), (76524, 398455), (79691, 382620), (95655, 318764), (127540, 239073), (159382, 191310)]