144980920

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{73}}^1\times {\mathrm{173}}^1$

素因数の和:305

約数の個数: 128

約数和(自身を含む): 389370240

約数和(自身を除く): 244389320

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 41, 56, 70, 73, 82, 140, 146, 164, 173, 205, 280, 287, 292, 328, 346, 365, 410, 511, 574, 584, 692, 730, 820, 865, 1022, 1148, 1211, 1384, 1435, 1460, 1640, 1730, 2044, 2296, 2422, 2555, 2870, 2920, 2993, 3460, 4088, 4844, 5110, 5740, 5986, 6055, 6920, 7093, 9688, 10220, 11480, 11972, 12110, 12629, 14186, 14965, 20440, 20951, 23944, 24220, 25258, 28372, 29930, 35465, 41902, 48440, 49651, 50516, 56744, 59860, 63145, 70930, 83804, 88403, 99302, 101032, 104755, 119720, 126290, 141860, 167608, 176806, 198604, 209510, 248255, 252580, 283720, 353612, 397208, 419020, 442015, 496510, 505160, 517789, 707224, 838040, 884030, 993020, 1035578, 1768060, 1986040, 2071156, 2588945, 3536120, 3624523, 4142312, 5177890, 7249046, 10355780, 14498092, 18122615, 20711560, 28996184, 36245230, 72490460, 144980920]

約数ペア:

[(1, 144980920), (2, 72490460), (4, 36245230), (5, 28996184), (7, 20711560), (8, 18122615), (10, 14498092), (14, 10355780), (20, 7249046), (28, 5177890), (35, 4142312), (40, 3624523), (41, 3536120), (56, 2588945), (70, 2071156), (73, 1986040), (82, 1768060), (140, 1035578), (146, 993020), (164, 884030), (173, 838040), (205, 707224), (280, 517789), (287, 505160), (292, 496510), (328, 442015), (346, 419020), (365, 397208), (410, 353612), (511, 283720), (574, 252580), (584, 248255), (692, 209510), (730, 198604), (820, 176806), (865, 167608), (1022, 141860), (1148, 126290), (1211, 119720), (1384, 104755), (1435, 101032), (1460, 99302), (1640, 88403), (1730, 83804), (2044, 70930), (2296, 63145), (2422, 59860), (2555, 56744), (2870, 50516), (2920, 49651), (2993, 48440), (3460, 41902), (4088, 35465), (4844, 29930), (5110, 28372), (5740, 25258), (5986, 24220), (6055, 23944), (6920, 20951), (7093, 20440), (9688, 14965), (10220, 14186), (11480, 12629), (11972, 12110)]