1294781040

素因数分解:

$2^4\times 3^2\times 5^1\times 7^1\times {\mathrm{256901}}^1$

素因数の和:256927

約数の個数: 120

約数和(自身を含む): 4969512288

約数和(自身を除く): 3674731248

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 45, 48, 56, 60, 63, 70, 72, 80, 84, 90, 105, 112, 120, 126, 140, 144, 168, 180, 210, 240, 252, 280, 315, 336, 360, 420, 504, 560, 630, 720, 840, 1008, 1260, 1680, 2520, 5040, 256901, 513802, 770703, 1027604, 1284505, 1541406, 1798307, 2055208, 2312109, 2569010, 3082812, 3596614, 3853515, 4110416, 4624218, 5138020, 5394921, 6165624, 7193228, 7707030, 8991535, 9248436, 10276040, 10789842, 11560545, 12331248, 14386456, 15414060, 16184763, 17983070, 18496872, 20552080, 21579684, 23121090, 26974605, 28772912, 30828120, 32369526, 35966140, 36993744, 43159368, 46242180, 53949210, 61656240, 64739052, 71932280, 80923815, 86318736, 92484360, 107898420, 129478104, 143864560, 161847630, 184968720, 215796840, 258956208, 323695260, 431593680, 647390520, 1294781040]

約数ペア:

[(1, 1294781040), (2, 647390520), (3, 431593680), (4, 323695260), (5, 258956208), (6, 215796840), (7, 184968720), (8, 161847630), (9, 143864560), (10, 129478104), (12, 107898420), (14, 92484360), (15, 86318736), (16, 80923815), (18, 71932280), (20, 64739052), (21, 61656240), (24, 53949210), (28, 46242180), (30, 43159368), (35, 36993744), (36, 35966140), (40, 32369526), (42, 30828120), (45, 28772912), (48, 26974605), (56, 23121090), (60, 21579684), (63, 20552080), (70, 18496872), (72, 17983070), (80, 16184763), (84, 15414060), (90, 14386456), (105, 12331248), (112, 11560545), (120, 10789842), (126, 10276040), (140, 9248436), (144, 8991535), (168, 7707030), (180, 7193228), (210, 6165624), (240, 5394921), (252, 5138020), (280, 4624218), (315, 4110416), (336, 3853515), (360, 3596614), (420, 3082812), (504, 2569010), (560, 2312109), (630, 2055208), (720, 1798307), (840, 1541406), (1008, 1284505), (1260, 1027604), (1680, 770703), (2520, 513802), (5040, 256901)]