15217920

素因数分解:

$2^8\times 3^2\times 5^1\times {\mathrm{1321}}^1$

素因数の和:1348

約数の個数: 108

約数和(自身を含む): 52692276

約数和(自身を除く): 37474356

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, 256, 288, 320, 360, 384, 480, 576, 640, 720, 768, 960, 1152, 1280, 1321, 1440, 1920, 2304, 2642, 2880, 3840, 3963, 5284, 5760, 6605, 7926, 10568, 11520, 11889, 13210, 15852, 19815, 21136, 23778, 26420, 31704, 39630, 42272, 47556, 52840, 59445, 63408, 79260, 84544, 95112, 105680, 118890, 126816, 158520, 169088, 190224, 211360, 237780, 253632, 317040, 338176, 380448, 422720, 475560, 507264, 634080, 760896, 845440, 951120, 1014528, 1268160, 1521792, 1690880, 1902240, 2536320, 3043584, 3804480, 5072640, 7608960, 15217920]

約数ペア:

[(1, 15217920), (2, 7608960), (3, 5072640), (4, 3804480), (5, 3043584), (6, 2536320), (8, 1902240), (9, 1690880), (10, 1521792), (12, 1268160), (15, 1014528), (16, 951120), (18, 845440), (20, 760896), (24, 634080), (30, 507264), (32, 475560), (36, 422720), (40, 380448), (45, 338176), (48, 317040), (60, 253632), (64, 237780), (72, 211360), (80, 190224), (90, 169088), (96, 158520), (120, 126816), (128, 118890), (144, 105680), (160, 95112), (180, 84544), (192, 79260), (240, 63408), (256, 59445), (288, 52840), (320, 47556), (360, 42272), (384, 39630), (480, 31704), (576, 26420), (640, 23778), (720, 21136), (768, 19815), (960, 15852), (1152, 13210), (1280, 11889), (1321, 11520), (1440, 10568), (1920, 7926), (2304, 6605), (2642, 5760), (2880, 5284), (3840, 3963)]