221207760

素因数分解:

$2^4\times 3^6\times 5^1\times {\mathrm{3793}}^1$

素因数の和:3824

約数の個数: 140

約数和(自身を含む): 771312612

約数和(自身を除く): 550104852

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 36, 40, 45, 48, 54, 60, 72, 80, 81, 90, 108, 120, 135, 144, 162, 180, 216, 240, 243, 270, 324, 360, 405, 432, 486, 540, 648, 720, 729, 810, 972, 1080, 1215, 1296, 1458, 1620, 1944, 2160, 2430, 2916, 3240, 3645, 3793, 3888, 4860, 5832, 6480, 7290, 7586, 9720, 11379, 11664, 14580, 15172, 18965, 19440, 22758, 29160, 30344, 34137, 37930, 45516, 56895, 58320, 60688, 68274, 75860, 91032, 102411, 113790, 136548, 151720, 170685, 182064, 204822, 227580, 273096, 303440, 307233, 341370, 409644, 455160, 512055, 546192, 614466, 682740, 819288, 910320, 921699, 1024110, 1228932, 1365480, 1536165, 1638576, 1843398, 2048220, 2457864, 2730960, 2765097, 3072330, 3686796, 4096440, 4608495, 4915728, 5530194, 6144660, 7373592, 8192880, 9216990, 11060388, 12289320, 13825485, 14747184, 18433980, 22120776, 24578640, 27650970, 36867960, 44241552, 55301940, 73735920, 110603880, 221207760]

約数ペア:

[(1, 221207760), (2, 110603880), (3, 73735920), (4, 55301940), (5, 44241552), (6, 36867960), (8, 27650970), (9, 24578640), (10, 22120776), (12, 18433980), (15, 14747184), (16, 13825485), (18, 12289320), (20, 11060388), (24, 9216990), (27, 8192880), (30, 7373592), (36, 6144660), (40, 5530194), (45, 4915728), (48, 4608495), (54, 4096440), (60, 3686796), (72, 3072330), (80, 2765097), (81, 2730960), (90, 2457864), (108, 2048220), (120, 1843398), (135, 1638576), (144, 1536165), (162, 1365480), (180, 1228932), (216, 1024110), (240, 921699), (243, 910320), (270, 819288), (324, 682740), (360, 614466), (405, 546192), (432, 512055), (486, 455160), (540, 409644), (648, 341370), (720, 307233), (729, 303440), (810, 273096), (972, 227580), (1080, 204822), (1215, 182064), (1296, 170685), (1458, 151720), (1620, 136548), (1944, 113790), (2160, 102411), (2430, 91032), (2916, 75860), (3240, 68274), (3645, 60688), (3793, 58320), (3888, 56895), (4860, 45516), (5832, 37930), (6480, 34137), (7290, 30344), (7586, 29160), (9720, 22758), (11379, 19440), (11664, 18965), (14580, 15172)]