2021878498880

素因数分解:

$2^6\times 5^1\times {\mathrm{79}}^1\times {\mathrm{10691}}^1\times {\mathrm{7481}}^1$

素因数の和:18268

約数の個数: 112

約数和(自身を含む): 4876650282240

約数和(自身を除く): 2854771783360

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 79, 80, 158, 160, 316, 320, 395, 632, 790, 1264, 1580, 2528, 3160, 5056, 6320, 7481, 10691, 12640, 14962, 21382, 25280, 29924, 37405, 42764, 53455, 59848, 74810, 85528, 106910, 119696, 149620, 171056, 213820, 239392, 299240, 342112, 427640, 478784, 590999, 598480, 684224, 844589, 855280, 1181998, 1196960, 1689178, 1710560, 2363996, 2393920, 2954995, 3378356, 3421120, 4222945, 4727992, 5909990, 6756712, 8445890, 9455984, 11819980, 13513424, 16891780, 18911968, 23639960, 27026848, 33783560, 37823936, 47279920, 54053696, 67567120, 79979371, 94559840, 135134240, 159958742, 189119680, 270268480, 319917484, 399896855, 639834968, 799793710, 1279669936, 1599587420, 2559339872, 3199174840, 5118679744, 6318370309, 6398349680, 12636740618, 12796699360, 25273481236, 25593398720, 31591851545, 50546962472, 63183703090, 101093924944, 126367406180, 202187849888, 252734812360, 404375699776, 505469624720, 1010939249440, 2021878498880]

約数ペア:

[(1, 2021878498880), (2, 1010939249440), (4, 505469624720), (5, 404375699776), (8, 252734812360), (10, 202187849888), (16, 126367406180), (20, 101093924944), (32, 63183703090), (40, 50546962472), (64, 31591851545), (79, 25593398720), (80, 25273481236), (158, 12796699360), (160, 12636740618), (316, 6398349680), (320, 6318370309), (395, 5118679744), (632, 3199174840), (790, 2559339872), (1264, 1599587420), (1580, 1279669936), (2528, 799793710), (3160, 639834968), (5056, 399896855), (6320, 319917484), (7481, 270268480), (10691, 189119680), (12640, 159958742), (14962, 135134240), (21382, 94559840), (25280, 79979371), (29924, 67567120), (37405, 54053696), (42764, 47279920), (53455, 37823936), (59848, 33783560), (74810, 27026848), (85528, 23639960), (106910, 18911968), (119696, 16891780), (149620, 13513424), (171056, 11819980), (213820, 9455984), (239392, 8445890), (299240, 6756712), (342112, 5909990), (427640, 4727992), (478784, 4222945), (590999, 3421120), (598480, 3378356), (684224, 2954995), (844589, 2393920), (855280, 2363996), (1181998, 1710560), (1196960, 1689178)]