28275840

素因数分解:

$2^7\times 3^2\times 5^1\times {\mathrm{4909}}^1$

素因数の和:4934

約数の個数: 96

約数和(自身を含む): 97659900

約数和(自身を除く): 69384060

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 64, 72, 80, 90, 96, 120, 128, 144, 160, 180, 192, 240, 288, 320, 360, 384, 480, 576, 640, 720, 960, 1152, 1440, 1920, 2880, 4909, 5760, 9818, 14727, 19636, 24545, 29454, 39272, 44181, 49090, 58908, 73635, 78544, 88362, 98180, 117816, 147270, 157088, 176724, 196360, 220905, 235632, 294540, 314176, 353448, 392720, 441810, 471264, 589080, 628352, 706896, 785440, 883620, 942528, 1178160, 1413792, 1570880, 1767240, 1885056, 2356320, 2827584, 3141760, 3534480, 4712640, 5655168, 7068960, 9425280, 14137920, 28275840]

約数ペア:

[(1, 28275840), (2, 14137920), (3, 9425280), (4, 7068960), (5, 5655168), (6, 4712640), (8, 3534480), (9, 3141760), (10, 2827584), (12, 2356320), (15, 1885056), (16, 1767240), (18, 1570880), (20, 1413792), (24, 1178160), (30, 942528), (32, 883620), (36, 785440), (40, 706896), (45, 628352), (48, 589080), (60, 471264), (64, 441810), (72, 392720), (80, 353448), (90, 314176), (96, 294540), (120, 235632), (128, 220905), (144, 196360), (160, 176724), (180, 157088), (192, 147270), (240, 117816), (288, 98180), (320, 88362), (360, 78544), (384, 73635), (480, 58908), (576, 49090), (640, 44181), (720, 39272), (960, 29454), (1152, 24545), (1440, 19636), (1920, 14727), (2880, 9818), (4909, 5760)]