763137920

素因数分解:

$2^7\times 5^1\times {\mathrm{41}}^1\times {\mathrm{127}}^1\times {\mathrm{229}}^1$

素因数の和:416

約数の個数: 128

約数和(自身を含む): 1891814400

約数和(自身を除く): 1128676480

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 41, 64, 80, 82, 127, 128, 160, 164, 205, 229, 254, 320, 328, 410, 458, 508, 635, 640, 656, 820, 916, 1016, 1145, 1270, 1312, 1640, 1832, 2032, 2290, 2540, 2624, 3280, 3664, 4064, 4580, 5080, 5207, 5248, 6560, 7328, 8128, 9160, 9389, 10160, 10414, 13120, 14656, 16256, 18320, 18778, 20320, 20828, 26035, 26240, 29083, 29312, 36640, 37556, 40640, 41656, 46945, 52070, 58166, 73280, 75112, 81280, 83312, 93890, 104140, 116332, 145415, 146560, 150224, 166624, 187780, 208280, 232664, 290830, 300448, 333248, 375560, 416560, 465328, 581660, 600896, 666496, 751120, 833120, 930656, 1163320, 1192403, 1201792, 1502240, 1666240, 1861312, 2326640, 2384806, 3004480, 3332480, 3722624, 4653280, 4769612, 5962015, 6008960, 9306560, 9539224, 11924030, 18613120, 19078448, 23848060, 38156896, 47696120, 76313792, 95392240, 152627584, 190784480, 381568960, 763137920]

約数ペア:

[(1, 763137920), (2, 381568960), (4, 190784480), (5, 152627584), (8, 95392240), (10, 76313792), (16, 47696120), (20, 38156896), (32, 23848060), (40, 19078448), (41, 18613120), (64, 11924030), (80, 9539224), (82, 9306560), (127, 6008960), (128, 5962015), (160, 4769612), (164, 4653280), (205, 3722624), (229, 3332480), (254, 3004480), (320, 2384806), (328, 2326640), (410, 1861312), (458, 1666240), (508, 1502240), (635, 1201792), (640, 1192403), (656, 1163320), (820, 930656), (916, 833120), (1016, 751120), (1145, 666496), (1270, 600896), (1312, 581660), (1640, 465328), (1832, 416560), (2032, 375560), (2290, 333248), (2540, 300448), (2624, 290830), (3280, 232664), (3664, 208280), (4064, 187780), (4580, 166624), (5080, 150224), (5207, 146560), (5248, 145415), (6560, 116332), (7328, 104140), (8128, 93890), (9160, 83312), (9389, 81280), (10160, 75112), (10414, 73280), (13120, 58166), (14656, 52070), (16256, 46945), (18320, 41656), (18778, 40640), (20320, 37556), (20828, 36640), (26035, 29312), (26240, 29083)]