17713920

素因数分解:

$2^8\times 3^1\times 5^1\times 7^1\times {\mathrm{659}}^1$

素因数の和:690

約数の個数: 144

約数和(自身を含む): 64753920

約数和(自身を除く): 47040000

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 32, 35, 40, 42, 48, 56, 60, 64, 70, 80, 84, 96, 105, 112, 120, 128, 140, 160, 168, 192, 210, 224, 240, 256, 280, 320, 336, 384, 420, 448, 480, 560, 640, 659, 672, 768, 840, 896, 960, 1120, 1280, 1318, 1344, 1680, 1792, 1920, 1977, 2240, 2636, 2688, 3295, 3360, 3840, 3954, 4480, 4613, 5272, 5376, 6590, 6720, 7908, 8960, 9226, 9885, 10544, 13180, 13440, 13839, 15816, 18452, 19770, 21088, 23065, 26360, 26880, 27678, 31632, 36904, 39540, 42176, 46130, 52720, 55356, 63264, 69195, 73808, 79080, 84352, 92260, 105440, 110712, 126528, 138390, 147616, 158160, 168704, 184520, 210880, 221424, 253056, 276780, 295232, 316320, 369040, 421760, 442848, 506112, 553560, 590464, 632640, 738080, 843520, 885696, 1107120, 1180928, 1265280, 1476160, 1771392, 2214240, 2530560, 2952320, 3542784, 4428480, 5904640, 8856960, 17713920]

約数ペア:

[(1, 17713920), (2, 8856960), (3, 5904640), (4, 4428480), (5, 3542784), (6, 2952320), (7, 2530560), (8, 2214240), (10, 1771392), (12, 1476160), (14, 1265280), (15, 1180928), (16, 1107120), (20, 885696), (21, 843520), (24, 738080), (28, 632640), (30, 590464), (32, 553560), (35, 506112), (40, 442848), (42, 421760), (48, 369040), (56, 316320), (60, 295232), (64, 276780), (70, 253056), (80, 221424), (84, 210880), (96, 184520), (105, 168704), (112, 158160), (120, 147616), (128, 138390), (140, 126528), (160, 110712), (168, 105440), (192, 92260), (210, 84352), (224, 79080), (240, 73808), (256, 69195), (280, 63264), (320, 55356), (336, 52720), (384, 46130), (420, 42176), (448, 39540), (480, 36904), (560, 31632), (640, 27678), (659, 26880), (672, 26360), (768, 23065), (840, 21088), (896, 19770), (960, 18452), (1120, 15816), (1280, 13839), (1318, 13440), (1344, 13180), (1680, 10544), (1792, 9885), (1920, 9226), (1977, 8960), (2240, 7908), (2636, 6720), (2688, 6590), (3295, 5376), (3360, 5272), (3840, 4613), (3954, 4480)]