19156680

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{127}}^1\times {\mathrm{419}}^1$

素因数の和:563

約数の個数: 96

約数和(自身を含む): 62899200

約数和(自身を除く): 43742520

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 120, 127, 180, 254, 360, 381, 419, 508, 635, 762, 838, 1016, 1143, 1257, 1270, 1524, 1676, 1905, 2095, 2286, 2514, 2540, 3048, 3352, 3771, 3810, 4190, 4572, 5028, 5080, 5715, 6285, 7542, 7620, 8380, 9144, 10056, 11430, 12570, 15084, 15240, 16760, 18855, 22860, 25140, 30168, 37710, 45720, 50280, 53213, 75420, 106426, 150840, 159639, 212852, 266065, 319278, 425704, 478917, 532130, 638556, 798195, 957834, 1064260, 1277112, 1596390, 1915668, 2128520, 2394585, 3192780, 3831336, 4789170, 6385560, 9578340, 19156680]

約数ペア:

[(1, 19156680), (2, 9578340), (3, 6385560), (4, 4789170), (5, 3831336), (6, 3192780), (8, 2394585), (9, 2128520), (10, 1915668), (12, 1596390), (15, 1277112), (18, 1064260), (20, 957834), (24, 798195), (30, 638556), (36, 532130), (40, 478917), (45, 425704), (60, 319278), (72, 266065), (90, 212852), (120, 159639), (127, 150840), (180, 106426), (254, 75420), (360, 53213), (381, 50280), (419, 45720), (508, 37710), (635, 30168), (762, 25140), (838, 22860), (1016, 18855), (1143, 16760), (1257, 15240), (1270, 15084), (1524, 12570), (1676, 11430), (1905, 10056), (2095, 9144), (2286, 8380), (2514, 7620), (2540, 7542), (3048, 6285), (3352, 5715), (3771, 5080), (3810, 5028), (4190, 4572)]