340446420

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{71}}^1\times {\mathrm{1567}}^1$

素因数の和:1670

約数の個数: 144

約数和(自身を含む): 1109541888

約数和(自身を除く): 769095468

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 17, 18, 20, 30, 34, 36, 45, 51, 60, 68, 71, 85, 90, 102, 142, 153, 170, 180, 204, 213, 255, 284, 306, 340, 355, 426, 510, 612, 639, 710, 765, 852, 1020, 1065, 1207, 1278, 1420, 1530, 1567, 2130, 2414, 2556, 3060, 3134, 3195, 3621, 4260, 4701, 4828, 6035, 6268, 6390, 7242, 7835, 9402, 10863, 12070, 12780, 14103, 14484, 15670, 18105, 18804, 21726, 23505, 24140, 26639, 28206, 31340, 36210, 43452, 47010, 53278, 54315, 56412, 70515, 72420, 79917, 94020, 106556, 108630, 111257, 133195, 141030, 159834, 217260, 222514, 239751, 266390, 282060, 319668, 333771, 399585, 445028, 479502, 532780, 556285, 667542, 799170, 959004, 1001313, 1112570, 1198755, 1335084, 1598340, 1668855, 1891369, 2002626, 2225140, 2397510, 3337710, 3782738, 4005252, 4795020, 5006565, 5674107, 6675420, 7565476, 9456845, 10013130, 11348214, 17022321, 18913690, 20026260, 22696428, 28370535, 34044642, 37827380, 56741070, 68089284, 85111605, 113482140, 170223210, 340446420]

約数ペア:

[(1, 340446420), (2, 170223210), (3, 113482140), (4, 85111605), (5, 68089284), (6, 56741070), (9, 37827380), (10, 34044642), (12, 28370535), (15, 22696428), (17, 20026260), (18, 18913690), (20, 17022321), (30, 11348214), (34, 10013130), (36, 9456845), (45, 7565476), (51, 6675420), (60, 5674107), (68, 5006565), (71, 4795020), (85, 4005252), (90, 3782738), (102, 3337710), (142, 2397510), (153, 2225140), (170, 2002626), (180, 1891369), (204, 1668855), (213, 1598340), (255, 1335084), (284, 1198755), (306, 1112570), (340, 1001313), (355, 959004), (426, 799170), (510, 667542), (612, 556285), (639, 532780), (710, 479502), (765, 445028), (852, 399585), (1020, 333771), (1065, 319668), (1207, 282060), (1278, 266390), (1420, 239751), (1530, 222514), (1567, 217260), (2130, 159834), (2414, 141030), (2556, 133195), (3060, 111257), (3134, 108630), (3195, 106556), (3621, 94020), (4260, 79917), (4701, 72420), (4828, 70515), (6035, 56412), (6268, 54315), (6390, 53278), (7242, 47010), (7835, 43452), (9402, 36210), (10863, 31340), (12070, 28206), (12780, 26639), (14103, 24140), (14484, 23505), (15670, 21726), (18105, 18804)]