74734740

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{103}}^1\times {\mathrm{139}}^1$

素因数の和:286

約数の個数: 144

約数和(自身を含む): 238492800

約数和(自身を除く): 163758060

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 29, 30, 36, 45, 58, 60, 87, 90, 103, 116, 139, 145, 174, 180, 206, 261, 278, 290, 309, 348, 412, 417, 435, 515, 522, 556, 580, 618, 695, 834, 870, 927, 1030, 1044, 1236, 1251, 1305, 1390, 1545, 1668, 1740, 1854, 2060, 2085, 2502, 2610, 2780, 2987, 3090, 3708, 4031, 4170, 4635, 5004, 5220, 5974, 6180, 6255, 8062, 8340, 8961, 9270, 11948, 12093, 12510, 14317, 14935, 16124, 17922, 18540, 20155, 24186, 25020, 26883, 28634, 29870, 35844, 36279, 40310, 42951, 44805, 48372, 53766, 57268, 59740, 60465, 71585, 72558, 80620, 85902, 89610, 107532, 120930, 128853, 134415, 143170, 145116, 171804, 179220, 181395, 214755, 241860, 257706, 268830, 286340, 362790, 415193, 429510, 515412, 537660, 644265, 725580, 830386, 859020, 1245579, 1288530, 1660772, 2075965, 2491158, 2577060, 3736737, 4151930, 4982316, 6227895, 7473474, 8303860, 12455790, 14946948, 18683685, 24911580, 37367370, 74734740]

約数ペア:

[(1, 74734740), (2, 37367370), (3, 24911580), (4, 18683685), (5, 14946948), (6, 12455790), (9, 8303860), (10, 7473474), (12, 6227895), (15, 4982316), (18, 4151930), (20, 3736737), (29, 2577060), (30, 2491158), (36, 2075965), (45, 1660772), (58, 1288530), (60, 1245579), (87, 859020), (90, 830386), (103, 725580), (116, 644265), (139, 537660), (145, 515412), (174, 429510), (180, 415193), (206, 362790), (261, 286340), (278, 268830), (290, 257706), (309, 241860), (348, 214755), (412, 181395), (417, 179220), (435, 171804), (515, 145116), (522, 143170), (556, 134415), (580, 128853), (618, 120930), (695, 107532), (834, 89610), (870, 85902), (927, 80620), (1030, 72558), (1044, 71585), (1236, 60465), (1251, 59740), (1305, 57268), (1390, 53766), (1545, 48372), (1668, 44805), (1740, 42951), (1854, 40310), (2060, 36279), (2085, 35844), (2502, 29870), (2610, 28634), (2780, 26883), (2987, 25020), (3090, 24186), (3708, 20155), (4031, 18540), (4170, 17922), (4635, 16124), (5004, 14935), (5220, 14317), (5974, 12510), (6180, 12093), (6255, 11948), (8062, 9270), (8340, 8961)]