19140840

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{37}}^1\times {\mathrm{479}}^1$

素因数の和:536

約数の個数: 128

約数和(自身を含む): 65664000

約数和(自身を除く): 46523160

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 37, 40, 45, 54, 60, 72, 74, 90, 108, 111, 120, 135, 148, 180, 185, 216, 222, 270, 296, 333, 360, 370, 444, 479, 540, 555, 666, 740, 888, 958, 999, 1080, 1110, 1332, 1437, 1480, 1665, 1916, 1998, 2220, 2395, 2664, 2874, 3330, 3832, 3996, 4311, 4440, 4790, 4995, 5748, 6660, 7185, 7992, 8622, 9580, 9990, 11496, 12933, 13320, 14370, 17244, 17723, 19160, 19980, 21555, 25866, 28740, 34488, 35446, 39960, 43110, 51732, 53169, 57480, 64665, 70892, 86220, 88615, 103464, 106338, 129330, 141784, 159507, 172440, 177230, 212676, 258660, 265845, 319014, 354460, 425352, 478521, 517320, 531690, 638028, 708920, 797535, 957042, 1063380, 1276056, 1595070, 1914084, 2126760, 2392605, 3190140, 3828168, 4785210, 6380280, 9570420, 19140840]

約数ペア:

[(1, 19140840), (2, 9570420), (3, 6380280), (4, 4785210), (5, 3828168), (6, 3190140), (8, 2392605), (9, 2126760), (10, 1914084), (12, 1595070), (15, 1276056), (18, 1063380), (20, 957042), (24, 797535), (27, 708920), (30, 638028), (36, 531690), (37, 517320), (40, 478521), (45, 425352), (54, 354460), (60, 319014), (72, 265845), (74, 258660), (90, 212676), (108, 177230), (111, 172440), (120, 159507), (135, 141784), (148, 129330), (180, 106338), (185, 103464), (216, 88615), (222, 86220), (270, 70892), (296, 64665), (333, 57480), (360, 53169), (370, 51732), (444, 43110), (479, 39960), (540, 35446), (555, 34488), (666, 28740), (740, 25866), (888, 21555), (958, 19980), (999, 19160), (1080, 17723), (1110, 17244), (1332, 14370), (1437, 13320), (1480, 12933), (1665, 11496), (1916, 9990), (1998, 9580), (2220, 8622), (2395, 7992), (2664, 7185), (2874, 6660), (3330, 5748), (3832, 4995), (3996, 4790), (4311, 4440)]