131632960

素因数分解:

$2^6\times 5^1\times {\mathrm{41}}^1\times {\mathrm{79}}^1\times {\mathrm{127}}^1$

素因数の和:264

約数の個数: 112

約数和(自身を含む): 327720960

約数和(自身を除く): 196088000

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 41, 64, 79, 80, 82, 127, 158, 160, 164, 205, 254, 316, 320, 328, 395, 410, 508, 632, 635, 656, 790, 820, 1016, 1264, 1270, 1312, 1580, 1640, 2032, 2528, 2540, 2624, 3160, 3239, 3280, 4064, 5056, 5080, 5207, 6320, 6478, 6560, 8128, 10033, 10160, 10414, 12640, 12956, 13120, 16195, 20066, 20320, 20828, 25280, 25912, 26035, 32390, 40132, 40640, 41656, 50165, 51824, 52070, 64780, 80264, 83312, 100330, 103648, 104140, 129560, 160528, 166624, 200660, 207296, 208280, 259120, 321056, 333248, 401320, 411353, 416560, 518240, 642112, 802640, 822706, 833120, 1036480, 1605280, 1645412, 1666240, 2056765, 3210560, 3290824, 4113530, 6581648, 8227060, 13163296, 16454120, 26326592, 32908240, 65816480, 131632960]

約数ペア:

[(1, 131632960), (2, 65816480), (4, 32908240), (5, 26326592), (8, 16454120), (10, 13163296), (16, 8227060), (20, 6581648), (32, 4113530), (40, 3290824), (41, 3210560), (64, 2056765), (79, 1666240), (80, 1645412), (82, 1605280), (127, 1036480), (158, 833120), (160, 822706), (164, 802640), (205, 642112), (254, 518240), (316, 416560), (320, 411353), (328, 401320), (395, 333248), (410, 321056), (508, 259120), (632, 208280), (635, 207296), (656, 200660), (790, 166624), (820, 160528), (1016, 129560), (1264, 104140), (1270, 103648), (1312, 100330), (1580, 83312), (1640, 80264), (2032, 64780), (2528, 52070), (2540, 51824), (2624, 50165), (3160, 41656), (3239, 40640), (3280, 40132), (4064, 32390), (5056, 26035), (5080, 25912), (5207, 25280), (6320, 20828), (6478, 20320), (6560, 20066), (8128, 16195), (10033, 13120), (10160, 12956), (10414, 12640)]