68424660

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{59}}^1\times {\mathrm{379}}^1$

素因数の和:470

約数の個数: 144

約数和(自身を含む): 224078400

約数和(自身を除く): 155653740

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 17, 18, 20, 30, 34, 36, 45, 51, 59, 60, 68, 85, 90, 102, 118, 153, 170, 177, 180, 204, 236, 255, 295, 306, 340, 354, 379, 510, 531, 590, 612, 708, 758, 765, 885, 1003, 1020, 1062, 1137, 1180, 1516, 1530, 1770, 1895, 2006, 2124, 2274, 2655, 3009, 3060, 3411, 3540, 3790, 4012, 4548, 5015, 5310, 5685, 6018, 6443, 6822, 7580, 9027, 10030, 10620, 11370, 12036, 12886, 13644, 15045, 17055, 18054, 19329, 20060, 22361, 22740, 25772, 30090, 32215, 34110, 36108, 38658, 44722, 45135, 57987, 60180, 64430, 67083, 68220, 77316, 89444, 90270, 96645, 111805, 115974, 128860, 134166, 180540, 193290, 201249, 223610, 231948, 268332, 289935, 335415, 380137, 386580, 402498, 447220, 579870, 670830, 760274, 804996, 1006245, 1140411, 1159740, 1341660, 1520548, 1900685, 2012490, 2280822, 3421233, 3801370, 4024980, 4561644, 5702055, 6842466, 7602740, 11404110, 13684932, 17106165, 22808220, 34212330, 68424660]

約数ペア:

[(1, 68424660), (2, 34212330), (3, 22808220), (4, 17106165), (5, 13684932), (6, 11404110), (9, 7602740), (10, 6842466), (12, 5702055), (15, 4561644), (17, 4024980), (18, 3801370), (20, 3421233), (30, 2280822), (34, 2012490), (36, 1900685), (45, 1520548), (51, 1341660), (59, 1159740), (60, 1140411), (68, 1006245), (85, 804996), (90, 760274), (102, 670830), (118, 579870), (153, 447220), (170, 402498), (177, 386580), (180, 380137), (204, 335415), (236, 289935), (255, 268332), (295, 231948), (306, 223610), (340, 201249), (354, 193290), (379, 180540), (510, 134166), (531, 128860), (590, 115974), (612, 111805), (708, 96645), (758, 90270), (765, 89444), (885, 77316), (1003, 68220), (1020, 67083), (1062, 64430), (1137, 60180), (1180, 57987), (1516, 45135), (1530, 44722), (1770, 38658), (1895, 36108), (2006, 34110), (2124, 32215), (2274, 30090), (2655, 25772), (3009, 22740), (3060, 22361), (3411, 20060), (3540, 19329), (3790, 18054), (4012, 17055), (4548, 15045), (5015, 13644), (5310, 12886), (5685, 12036), (6018, 11370), (6443, 10620), (6822, 10030), (7580, 9027)]