142962400

素因数分解:

$2^5\times 5^2\times 7^3\times {\mathrm{521}}^1$

素因数の和:562

約数の個数: 144

約数和(自身を含む): 407786400

約数和(自身を除く): 264824000

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 25, 28, 32, 35, 40, 49, 50, 56, 70, 80, 98, 100, 112, 140, 160, 175, 196, 200, 224, 245, 280, 343, 350, 392, 400, 490, 521, 560, 686, 700, 784, 800, 980, 1042, 1120, 1225, 1372, 1400, 1568, 1715, 1960, 2084, 2450, 2605, 2744, 2800, 3430, 3647, 3920, 4168, 4900, 5210, 5488, 5600, 6860, 7294, 7840, 8336, 8575, 9800, 10420, 10976, 13025, 13720, 14588, 16672, 17150, 18235, 19600, 20840, 25529, 26050, 27440, 29176, 34300, 36470, 39200, 41680, 51058, 52100, 54880, 58352, 68600, 72940, 83360, 91175, 102116, 104200, 116704, 127645, 137200, 145880, 178703, 182350, 204232, 208400, 255290, 274400, 291760, 357406, 364700, 408464, 416800, 510580, 583520, 638225, 714812, 729400, 816928, 893515, 1021160, 1276450, 1429624, 1458800, 1787030, 2042320, 2552900, 2859248, 2917600, 3574060, 4084640, 4467575, 5105800, 5718496, 7148120, 8935150, 10211600, 14296240, 17870300, 20423200, 28592480, 35740600, 71481200, 142962400]

約数ペア:

[(1, 142962400), (2, 71481200), (4, 35740600), (5, 28592480), (7, 20423200), (8, 17870300), (10, 14296240), (14, 10211600), (16, 8935150), (20, 7148120), (25, 5718496), (28, 5105800), (32, 4467575), (35, 4084640), (40, 3574060), (49, 2917600), (50, 2859248), (56, 2552900), (70, 2042320), (80, 1787030), (98, 1458800), (100, 1429624), (112, 1276450), (140, 1021160), (160, 893515), (175, 816928), (196, 729400), (200, 714812), (224, 638225), (245, 583520), (280, 510580), (343, 416800), (350, 408464), (392, 364700), (400, 357406), (490, 291760), (521, 274400), (560, 255290), (686, 208400), (700, 204232), (784, 182350), (800, 178703), (980, 145880), (1042, 137200), (1120, 127645), (1225, 116704), (1372, 104200), (1400, 102116), (1568, 91175), (1715, 83360), (1960, 72940), (2084, 68600), (2450, 58352), (2605, 54880), (2744, 52100), (2800, 51058), (3430, 41680), (3647, 39200), (3920, 36470), (4168, 34300), (4900, 29176), (5210, 27440), (5488, 26050), (5600, 25529), (6860, 20840), (7294, 19600), (7840, 18235), (8336, 17150), (8575, 16672), (9800, 14588), (10420, 13720), (10976, 13025)]