80657520

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{373}}^1$

素因数の和:459

約数の個数: 160

約数和(自身を含む): 270464832

約数和(自身を除く): 189807312

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 17, 20, 24, 30, 34, 40, 48, 51, 53, 60, 68, 80, 85, 102, 106, 120, 136, 159, 170, 204, 212, 240, 255, 265, 272, 318, 340, 373, 408, 424, 510, 530, 636, 680, 746, 795, 816, 848, 901, 1020, 1060, 1119, 1272, 1360, 1492, 1590, 1802, 1865, 2040, 2120, 2238, 2544, 2703, 2984, 3180, 3604, 3730, 4080, 4240, 4476, 4505, 5406, 5595, 5968, 6341, 6360, 7208, 7460, 8952, 9010, 10812, 11190, 12682, 12720, 13515, 14416, 14920, 17904, 18020, 19023, 19769, 21624, 22380, 25364, 27030, 29840, 31705, 36040, 38046, 39538, 43248, 44760, 50728, 54060, 59307, 63410, 72080, 76092, 79076, 89520, 95115, 98845, 101456, 108120, 118614, 126820, 152184, 158152, 190230, 197690, 216240, 237228, 253640, 296535, 304368, 316304, 336073, 380460, 395380, 474456, 507280, 593070, 672146, 760920, 790760, 948912, 1008219, 1186140, 1344292, 1521840, 1581520, 1680365, 2016438, 2372280, 2688584, 3360730, 4032876, 4744560, 5041095, 5377168, 6721460, 8065752, 10082190, 13442920, 16131504, 20164380, 26885840, 40328760, 80657520]

約数ペア:

[(1, 80657520), (2, 40328760), (3, 26885840), (4, 20164380), (5, 16131504), (6, 13442920), (8, 10082190), (10, 8065752), (12, 6721460), (15, 5377168), (16, 5041095), (17, 4744560), (20, 4032876), (24, 3360730), (30, 2688584), (34, 2372280), (40, 2016438), (48, 1680365), (51, 1581520), (53, 1521840), (60, 1344292), (68, 1186140), (80, 1008219), (85, 948912), (102, 790760), (106, 760920), (120, 672146), (136, 593070), (159, 507280), (170, 474456), (204, 395380), (212, 380460), (240, 336073), (255, 316304), (265, 304368), (272, 296535), (318, 253640), (340, 237228), (373, 216240), (408, 197690), (424, 190230), (510, 158152), (530, 152184), (636, 126820), (680, 118614), (746, 108120), (795, 101456), (816, 98845), (848, 95115), (901, 89520), (1020, 79076), (1060, 76092), (1119, 72080), (1272, 63410), (1360, 59307), (1492, 54060), (1590, 50728), (1802, 44760), (1865, 43248), (2040, 39538), (2120, 38046), (2238, 36040), (2544, 31705), (2703, 29840), (2984, 27030), (3180, 25364), (3604, 22380), (3730, 21624), (4080, 19769), (4240, 19023), (4476, 18020), (4505, 17904), (5406, 14920), (5595, 14416), (5968, 13515), (6341, 12720), (6360, 12682), (7208, 11190), (7460, 10812), (8952, 9010)]