215965015808

素因数分解:

$2^8\times {\mathrm{23}}^1\times {\mathrm{419}}^1\times {\mathrm{87539}}^1$

素因数の和:87997

約数の個数: 72

約数和(自身を含む): 450908035200

約数和(自身を除く): 234943019392

約数列:

[1, 2, 4, 8, 16, 23, 32, 46, 64, 92, 128, 184, 256, 368, 419, 736, 838, 1472, 1676, 2944, 3352, 5888, 6704, 9637, 13408, 19274, 26816, 38548, 53632, 77096, 87539, 107264, 154192, 175078, 308384, 350156, 616768, 700312, 1233536, 1400624, 2013397, 2467072, 2801248, 4026794, 5602496, 8053588, 11204992, 16107176, 22409984, 32214352, 36678841, 64428704, 73357682, 128857408, 146715364, 257714816, 293430728, 515429632, 586861456, 843613343, 1173722912, 1687226686, 2347445824, 3374453372, 4694891648, 6748906744, 9389783296, 13497813488, 26995626976, 53991253952, 107982507904, 215965015808]

約数ペア:

[(1, 215965015808), (2, 107982507904), (4, 53991253952), (8, 26995626976), (16, 13497813488), (23, 9389783296), (32, 6748906744), (46, 4694891648), (64, 3374453372), (92, 2347445824), (128, 1687226686), (184, 1173722912), (256, 843613343), (368, 586861456), (419, 515429632), (736, 293430728), (838, 257714816), (1472, 146715364), (1676, 128857408), (2944, 73357682), (3352, 64428704), (5888, 36678841), (6704, 32214352), (9637, 22409984), (13408, 16107176), (19274, 11204992), (26816, 8053588), (38548, 5602496), (53632, 4026794), (77096, 2801248), (87539, 2467072), (107264, 2013397), (154192, 1400624), (175078, 1233536), (308384, 700312), (350156, 616768)]