28735020

素因数分解:

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

素因数の和:564

約数の個数: 96

約数和(自身を含む): 90316800

約数和(自身を除く): 61581780

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 90, 108, 127, 135, 180, 254, 270, 381, 419, 508, 540, 635, 762, 838, 1143, 1257, 1270, 1524, 1676, 1905, 2095, 2286, 2514, 2540, 3429, 3771, 3810, 4190, 4572, 5028, 5715, 6285, 6858, 7542, 7620, 8380, 11313, 11430, 12570, 13716, 15084, 17145, 18855, 22626, 22860, 25140, 34290, 37710, 45252, 53213, 56565, 68580, 75420, 106426, 113130, 159639, 212852, 226260, 266065, 319278, 478917, 532130, 638556, 798195, 957834, 1064260, 1436751, 1596390, 1915668, 2394585, 2873502, 3192780, 4789170, 5747004, 7183755, 9578340, 14367510, 28735020]

約数ペア:

[(1, 28735020), (2, 14367510), (3, 9578340), (4, 7183755), (5, 5747004), (6, 4789170), (9, 3192780), (10, 2873502), (12, 2394585), (15, 1915668), (18, 1596390), (20, 1436751), (27, 1064260), (30, 957834), (36, 798195), (45, 638556), (54, 532130), (60, 478917), (90, 319278), (108, 266065), (127, 226260), (135, 212852), (180, 159639), (254, 113130), (270, 106426), (381, 75420), (419, 68580), (508, 56565), (540, 53213), (635, 45252), (762, 37710), (838, 34290), (1143, 25140), (1257, 22860), (1270, 22626), (1524, 18855), (1676, 17145), (1905, 15084), (2095, 13716), (2286, 12570), (2514, 11430), (2540, 11313), (3429, 8380), (3771, 7620), (3810, 7542), (4190, 6858), (4572, 6285), (5028, 5715)]