256897170

素因数分解:

$2^1\times 3^5\times 5^1\times {\mathrm{71}}^1\times {\mathrm{1489}}^1$

素因数の和:1582

約数の個数: 96

約数和(自身を含む): 702898560

約数和(自身を除く): 446001390

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 45, 54, 71, 81, 90, 135, 142, 162, 213, 243, 270, 355, 405, 426, 486, 639, 710, 810, 1065, 1215, 1278, 1489, 1917, 2130, 2430, 2978, 3195, 3834, 4467, 5751, 6390, 7445, 8934, 9585, 11502, 13401, 14890, 17253, 19170, 22335, 26802, 28755, 34506, 40203, 44670, 57510, 67005, 80406, 86265, 105719, 120609, 134010, 172530, 201015, 211438, 241218, 317157, 361827, 402030, 528595, 603045, 634314, 723654, 951471, 1057190, 1206090, 1585785, 1809135, 1902942, 2854413, 3171570, 3618270, 4757355, 5708826, 8563239, 9514710, 14272065, 17126478, 25689717, 28544130, 42816195, 51379434, 85632390, 128448585, 256897170]

約数ペア:

[(1, 256897170), (2, 128448585), (3, 85632390), (5, 51379434), (6, 42816195), (9, 28544130), (10, 25689717), (15, 17126478), (18, 14272065), (27, 9514710), (30, 8563239), (45, 5708826), (54, 4757355), (71, 3618270), (81, 3171570), (90, 2854413), (135, 1902942), (142, 1809135), (162, 1585785), (213, 1206090), (243, 1057190), (270, 951471), (355, 723654), (405, 634314), (426, 603045), (486, 528595), (639, 402030), (710, 361827), (810, 317157), (1065, 241218), (1215, 211438), (1278, 201015), (1489, 172530), (1917, 134010), (2130, 120609), (2430, 105719), (2978, 86265), (3195, 80406), (3834, 67005), (4467, 57510), (5751, 44670), (6390, 40203), (7445, 34506), (8934, 28755), (9585, 26802), (11502, 22335), (13401, 19170), (14890, 17253)]